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: 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 twice 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: more
****
Q: Paragraph: Aerobic exercise increases the size and strength of muscles in the heart and helps all your muscles develop greater endurance.
 Question: If one does no aerobic exercises, their heart muscles will become 
 Choices: A)stronger 
B)weaker

A: weaker
****
Q: Paragraph: Bases have pH values above 7. The higher the pH value, the more strongly basic the substance.
 Question: Compared to vinegar, which is an acid, would lye, which is a strong base, have a pH value that is 
 Choices: A)higher 
B)lower?

A:
higher
****