You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.

Q: Question: Compared to an item with few carbon atoms an item with many carbon atoms will boil 
 Option1: faster 
 Option2: slower 
 Explanation: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.

A: slower
****
Q: Question: When the villagers are living longer, the food source is likely 
 Option1: great 
 Option2: small 
 Explanation: More recently, the death rate has fallen because of the availability of more food and medical advances.

A: great
****
Q: Question: Erin was going to see the elephants in the jungle. If the jungle is smaller than it was 20 years ago, then what has likely happened to the population of the elephants? 
 Option1: it has decreased 
 Option2: it has increased 
 Explanation: The forest habitat of elephants has also decreased in size due to humans moving in, so the numbers of the elephants have decreased.

A:
it has decreased
****