R (m) models the average monthly rainfall (in millimeters) in Tanzania for the years 1900-2009 as a function of the month number M (see attachment)

Which number type is more appropriate for the domain of r?
Choose 1
A
Integers
B
Real numbers

What's the appropriate domain?

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?