Which response correctly uses the word enmity?

a. politicians are debating extending enmity to some of the people in this country who have not earned citizenship, so that they can begin to become citizens.
b. i’m so grateful to your whole family for the enmity and friendship you showed us by bringing us that casserole when martina was sick.
c. ever since i called her out for copying my speech, cammy won’t talk to me and glares at me with complete enmity whenever she sees me.
d. be careful not to make an enmity of people you meet; you may cross paths with them again and wish you had been kinder!