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).

Q: Paragraph: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
 Question: As more people are added to Earth, they will find _____ water scarcity. 
 Choices: A)increasing 
B)decreasing

A: increasing
****
Q: Paragraph: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
 Question: When Shane goes swimming in warmer water, he can move about quickly, whereas in cooler water, Shane's movement is 
 Choices: A)faster 
B)slower

A: slower
****
Q: Paragraph: The bigger the waves are and the more sediment they carry, the more erosion they cause.
 Question: Karly is studying two rivers and how they are affecting the rock around them. If the 2nd river she looks at is half as big as the first river she is studying, then Karly would expect to see _____ erosion caused by the 2nd river. 
 Choices: A)more 
B)less

A:
less
****