TASK DEFINITION: In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
PROBLEM: If a thing has a good impact on nature, it is most likely (A) putting plastics in special containers (B) burning old used tires (C) putting cigarettes out in ponds (D) using aerosol air fresheners

SOLUTION: A

PROBLEM: A sunburn is most likely to happen after hiking in a (A) desert (B) forest (C) wetland (D) jungle

SOLUTION: A

PROBLEM: A celestial body grows a few meters in size every year, and the mass increases as well. After a hundred years, the celestial body will (A) repel the sun (B) have stronger gravity (C) attract the sun (D) have weaker gravity

SOLUTION:
B