Which best describes elie wiesel’s all rivers run to the sea?

Tell me what you guys think of this made it for class need opinions

1. in which sentence is the underlined portion a predicate nominative? for astronauts, going into space to repair orbiting equipment becomes a challenge. for astronauts, going into space to repair orbiting equipment becomes tricky. for astronauts, going into space to repair orbiting equipment becomes challenging. for astronauts, going into space to repair orbiting equipment becomes frequent.

What ethnic difference separates nnaemeka and nene? in predicting that his father will be unhappy with their marriage, what reasons does nnaemeka give?