_ (blank) _ is a waste product that uses the most energy to produce. Select one: a. Ammonia b. Carbon dioxide c. Uric acid d. Urea e. Water

This question is rather vague, but i will try and answers it as best i can.start by being polite, then complement on the attributes that you like about that person. be friendly to her friends. don't be mean to anybody she knows, even if you really don't like them. be yourself, don't try to impress, just be yourself and hope that she likes you.

The answer would have to be  reduce human impact on the environment