What is a functional region?
a.-an area with at least one characteristic that distinguishes it from other areas
b.-a region that is defined by individual human perceptions and feelings
c.-an area that includes physically connected locations operating as a single unit
d.-a region such as the rust belt of the united states

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.