How does Okeke's change in attitude challenge the patriarchy?
Okeke has no desire to see his grandsons because
they come from a marriage he did not approve.
Okeke is insulted and disturbed that Nene has sent
him such a rude letter.
Okeke wants to see his grandsons even though they
are not the product of a traditional arranged marriage.
Okeke is surprised that his son and daughter-in-law
have refused to let him see his grandsons.

Okeke wants to see his grandsons even though they are not the product of a traditional arranged marriage.

Explanation:

According to the book Marriage is a private affair by China Achebe, the change in Okeke's attitude challenges the patriarchy because he wants to see his grandsons even though they are not the product of a traditional arranged marriage.

Based on the book, Okeke is a patriarch who wants things done in the traditional way and when his son goes against his wishes and marries someone from another tribe, he washes his hands from his son and family but later on there is a change of attitude as he wants to see his grandsons even though the marriage is not one he supported.

B

Explanation:

Okeke is insulted and disturbed that Nene has sent him such a rude letter.

the woman's ability to do hard work is by far the best answer.