Question

In the sentence below, which context clues help you understand the meaning of the word feud?
Although I asked them over and over again to stop their fighting, my brother and sister’s feud over which of the two had a right to our grandmother’s prized apple pie recipe continued for years.


a; continued for years and stop their fighting
b; over and over again and continued for years
c; my brother and sister’s and stop their fighting
d; of the two had a right and over and over again