Plz I need help on this, IT’S DUE TODAYName two nations where Bush is attempting to promote her goals. Provide evidence from the text of ways her initiatives will have a direct impact in these countries.

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.