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: However, the melanocytes of people with darker skin produce more melanin.
 Question: Eric has dark skin and Rita has light skin. Who produces more melanin? 
 Choices: A)Eric 
B)Rita

A: Eric
****
Q: Paragraph: Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.
 Question: Rich breathed in and out. When he breathes _____ his chest seems larger. 
 Choices: A)in 
B)out

A: in
****
Q: Paragraph: The forest habitat of elephants has also decreased in size due to humans moving in, so the numbers of the elephants have decreased.
 Question: If a herd of elephants is living happily in a forest and a group of humans then decides to move in, what happens to the elephants? 
 Choices: A)they decrease in number 
B)they increase in number

A:
they decrease in number
****