Question

The graph below plots the temperature and luminosity of stars on the main sequence.

Answer 1

at what location is the star with the last initial mass most likely to be found?

Location A
Location B
Location C
Location D

Answer 2

Less mass -> so less fuel to burn -> less luminosity?

Answer 3

So location D?

Answer 4

I think so. You may want to read this article:

http://en.wikipedia.org/wiki/Mass%E2%80%93luminosity_relation