Half of the Moon's surface is lit by sunlight no matter what the Moon's position, but the amount of the lit surface that is visible from Earth varies with the Moon's position. Which phase of the Moon is represented by position 1?
A.
new Moon
B.
waxing crescent
C.
first quarter
D.
third quarter

Suppose you are a freshmen in college and you have not declared a major. one reason you enrolled at your respective college was the school's vibrant social life. at the same time, you want to balance your academic life because you know that your grades will matter for graduate school or job applications.you decide to forgo partying for two hours to study for an upcoming economics exam. in your first semester's principles of economics class, you learn that the enjoyment you would have received from partying is an example of a(n)