"You have lived in Lagos all your life, and you know very little about people in remote parts of the country."

"That's what you always say. But I don't believe anybody will be so unlike other people that they will be unhappy when their sons are engaged to marry."

"Yes. They are most unhappy if the engagement is not arranged by them. In our case it's worse—you are not even an Ibo."

This was said so seriously and so bluntly that Nene could not find speech immediately. In the cosmopolitan atmosphere of the city it had always seemed to her something of a joke that a person's tribe could determine whom he married.

—"Marriage Is a Private Affair,"
Chinua Achebe

How does this excerpt demonstrate that this culture is a patriarchy?

It compares the ways of people in the city to the ways of people in the remote country.
It shows Okeke’s belief that a father should choose the person his child marries.
It convinces Nene that she should not marry Nnaemeka because his father will not approve.
It causes Nnaemeka unhappiness for not marrying the woman his father chose.