Positive and negative integer what other things have i learned this week?​

What theme is best revealed by this conflict? a.)with cooperation, crews can defeat the gods. b.)dangerous ocean travel claims many lives. c.)rest is required for all who work hard. d.)people must respect the wrath of the gods. read the excerpt from part 1 of the odyssey. now zeus the lord of cloud roused in the north a storm against the ships and driving veils of the squall moved down like night on land and sea. the bows went plunging at the gust; sails cracked and lashed outstrips in the big wind. we saw death in that fury, dropped the yards, unshipped the oars, and pulled for the nearest lee: then two long days and nights we lay offshore.

“generally, however, the term robot refers to any machine that is able to perform a complex task on its own, but whose actions or tasks are controlled by human programming.”

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.