Victor assaults his investigations with excitement and, overlooking his public activity and his family far away in Geneva, gains quick ground. Later, Ardently dedicating himself to this work, he ignores everything else; family, companions, studies, and public activity, and becomes progressively pale, desolate, and fixated.
Scientists had suspected that our planet formed dry, with high-energy impacts creating a molten surface on the infant Earth<span>. </span>Water came<span> much later, went the thinking, thanks to collisions with wet comets and asteroids.</span>
I believe the answer is D. It uses weak words to describe.