The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
‘You expressed your opinion/ very clearly /but I am sorry/ I cannot agree to you’.

Correct option is C

Explanation:
• "Agree to you" is incorrect.
• The correct usage is: agree with a person, and agree to a proposal.
Correct: I cannot agree with you.
Grammar Rule:
• Agree with - a person
• Agree to - an idea/proposal