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: If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.
 Question: If Milo wants to make his water saltier and begins adding salt to the glass, what happens to the density of the glass of water? 
 Choices: A)decreases 
B)increases
increases

Paragraph: Bigger stars produce more energy, so their surfaces are hotter.
 Question: Would a small star be 
 Choices: A)hotter 
B)colder
colder

Paragraph: With fewer trees, the air is drier and droughts are more common.
 Question: Terry cuts the trees down in the forest. The air is now _____ dry. 
 Choices: A)more 
B)less

more