High school education above all
The answer would be A, C, B. The most general is asking how mountains form. It is slightly more specific to ask about how underwater mountains are formed. The most specific is asking about a specific mountain in Hawaii.
1a. True
There a much higher population
1b. True
Puerto Rico is growing rapidly
Answer: A. All else equal
Explanation: Ceteris paribus is the commonly used Latin phrase used by the economist meaning 'all else equal.' The concept of ceteris paribus is important in economics because in the real world, it is usually hard to isolate all the different variables that may influence or change the outcome of what you are studying.