Gladwell describes how attending the kipp academy has affected maritas relationships with her old friends who do not go to the school. write a diary entry in which she reflects on the change in these friendships?

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.