The answer to your question is ''ice forming and then melting back into water''
I think the answer is how much money has been spent to fight the diseases caused by the mosquitos
B. total time and total distance
I am absolutely sure that fish and crustaceans are similar in that both use <span>gills </span>for gas exchange. Even though you didn't share any options to choose the correct one do not hesitate to use my answer, this one is right.