What is the author's main purpose in the text?

*
A. to prove that Harding played an undeniable role in Kerrigan's attack
B. to show how Harding has suffered because of the scandal that took place
C. to explore the incident between Harding and Kerrigan and how the nation responded
D. to discuss how both Harding and Kerrigan's lives were changed by the attack

C. to explore the incident between Harding and Kerrigan and how the nation responded