Respuesta :

tudiavla

Answer:

a

Explanation: Every NFL football player's uniform bears a number. It's unique for his particular team—no one else can use or wear it. This makes it easier for fans, coaches, announcers, and officials to differentiate between the players on the field.

kpolushkin2226
b must because if they don’t have numbers you won’t be able to know who the player is, because now you call them by their number.