English

Noel Browning

8 May, 21:02

In which sentence is the underlined portion a predicate nominative?

A. For astronauts, going into space to repair orbiting equipment becomes "challenging"

B. For astronauts, going into space to repair orbiting equipment becomes "frequent"

C. For astronauts, going into space to repair orbiting equipment becomes "a challenge"

D. For astronauts, going into space to repair orbiting equipment becomes "tricky"