What is occurring with molecules when a substance is evaporating

Sometimes a liquid can be sitting in one place (maybe a puddle) and its molecules will become a gas. That's the process called evaporation. ... It turns out that all liquids can evaporate at room temperature and normal air pressure. Evaporation happens when atoms or molecules escape from the liquid and turn into a vapor.

the answer is b. apsidal precession

polar areas, such as antarctica or the south pole.