You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Paragraph: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
Question: John's town used to have little water, back when there were several thousand people. However, now that the town holds only a few hundred people, the water availability is
Choices: A)scarce
B)plentiful
plentiful

Paragraph: So the higher an object is above a surface, the more potential energy it has.
Question: If Mona is holding a baseball above a table and then increases the height of that baseball from the table, what happens to the potential energy of the baseball?
Choices: A)increases
B)decreases
increases

Paragraph: As the amount of water increases, the melting point of rock decreases.
Question: Rocks that have a lot of water in them have a
Choices: A)high melting point
B)low melting point
low melting point