(1). orbiting the sun; (2). Greenhouse gases; (3). cycling the moon; (4). global warming; (5). soaking up rays; (6). energy of moving objects; (7). drifting in space; (8). Movement;
Given those answer options, answer the question: You are presented with the quiz "Earth doing what causes quick-changing weather patterns?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "earth orbiting the Sun causes seasons to change" and "more than any other season, summer is a time of quick-changing weather patterns". So, what's the best answer to the question?
A:
(1).