Got pinged by someone on LinkedIn offering 300$/hr for "market research"

Legit or not? Their message was :

Hi,
I work for IRG, an independent market research firm. We'd like to talk to you about Continuous Integration process/infrastructure, and we offer compensation at $300/hr. The client seeks an expert who has involvement in CI process decisions, including third-party tool integration. Best Regards,
1. Which of the following ranges best captures your company’s monthly expenditure on Continuous Integration (CI) infrastructure (i.e., cloud or self-hosted costs for building and testing code)?
A. Less than $10,000 B. $10,000-$19,999 C. $20,000-$49,999 D. $50,000-$99,999 E. $100,000 or more
2. Which of the following ranges best captures the headcount of your company’s software engineering organization (software developers, engineering managers, QA, etc.)?
A. Less than 10 B. 10-49 C. 50-99 D. 100-499 E. 500 or more
3. On a scale of 1-10, where 1 means “not at all familiar” and 10 means “extremely familiar,” how would you rate your understanding of your company’s Continuous Integration (CI) process for building and testing code (i.e., implementation details, cost, and reliability)?
4. On a scale of 1-10, where 1 means “not at all involved” and 10 means “the final decision-maker,” how would you rate your involvement in making decisions about changes to your company’s Continuous Integration (CI) process, including the integration of third-party tools?
5. Which Continuous Integration (CI) platform(s) does your company use (e.g., GitHub Actions, Azure Pipelines, CircleCI, Jenkins, etc.)?
6. Which test frameworks does your company use (e.g., PyTest, Jest, Cypress, Playwright)?
7. Please briefly describe a recent project where you were directly involved in implementing or supervising changes to your company's Continuous Integration (CI) process. Please provide some key details about the changes and your role in implementing them.
8. Have you ever encountered and resolved significant challenges or issues related to your company's Continuous Integration (CI) process? If yes, please provide an example and explain how you resolved it.
9. Please provide your email id and contact number as well.

Sounds too good to be true and suspicious. After some exchange and me expressing my doubts the guy responded with

my client is a Market Research Company ( ( https://www.cascadeinsights.com ) and they are one of the top ranked Market Research Companies in the USA and they want to have a 40-60min consultation call with experts like you who has involved in CI process decision. This is a one time consultation call and you will be compensated $300/hr for this. No confidential information is required, as the consultation will be based on your industry experience.

What do you think? I checked their website, it seems to be a real company.