Hello. Please help me with a few language problems.

1)Is it possible to say
a)There are good responses about these experts.
b)These experts have good responses.
c)These experts are well reputed.
Meaning: The experts have a good reputation, they are well spoken of. Are a),b),c) possible or normal?
Thank you.

a) is fine.

b) means that the experts are GIVING good responses to someone.

c) is fine.