​Select the option that correctly represents the following Venn diagram. ​

Correct option is C

Given: 

From the question - 

·Overlap between Engineers and Graduates: Engineers who are also graduates (common scenario as most engineers are graduates).

·Overlap between Engineers and Freelancers: Engineers who freelance, either in engineering-related fields or other areas.

·Overlap between Graduates and Freelancers: Graduates who are freelancers but may not be engineers.

·Intersection of all three: Engineers who are graduates and also work as freelancers.

Thus, the correct answer is (c).