Which of these groups is in descending order? a) -21, -19, -17, -15, -13 b) -13, -15, -17, -19, -21 c) -13, -17, -15, -21, -19 d) 13, 15, 17, 19, 21

B

Step-by-step explanation:

Descending order is where each number is smaller than the last. B is the only one where the numbers are decreasing.

The answer is B

Step-by-step explanation:

On a numberline, negative numbers go the opistite way from positive numbers. So between -1, -2, and -3, -1 is the largest number.