According to socrates in “the duty of obedience”, must obey laws and courts verdicts unless we are able to:

a) persuade our country
b) flee our country
c) escape detention
d) explain our disagreement with the law clearly and calmly

D) explain our disagreement with the law clearly and calmly

Explanation:

Socrates talks in the interest of the laws and contends that he should comply, regardless of whether this implies he will be executed, and regardless of whether he was unfairly condemned in any case.

First he contends that by defying the law he will hurting the city by adding to the annihilation of it's legitimate foundations. Socrates got a preliminary for his offenses and now he should take his discipline.

Socrates reminds Crito that regardless of whether he has been harmed, he can't harm consequently as per his ethical standards.