Please answer the following question by reasoning step-by-step.
Stark was just having fun, and he wasn't hurting anyone. What might have he been doing?\nOptions:\n- painting his nails\n- playing marbles\n- constructing\n- need for rest\n- wild ride

playing marbles
Playing marbles is game in which one hits marbles with other marbles.

Marbles are objects and cannot get hurt.

.

The answer: playing marbles