Revise this sentence by changing all of the infinitives to gerunds. "To run competitively means to learn everything about yourself while having the time of your life.”

Which detail from the text best demonstrates the effect of totalitarianism on the animals? "progress was made in the dry frosty weather that followed." "it had been decided to build the walls three feet thick." "they were always cold, and usually hungry as well." "for a long time the quarry was full of snowdrifts and nothing could be done."