With no explanation, chose the best option from "A" or "B". Mateo has just picked up his dog Frizzy from the vet, and he needs to pick up an item from the grocery store. Mateo needs to get food.

A: Mateo calls his roommate and asks them to pick up the items he needs.
B: Mateo leaves Frizzy in the backseat of the car while he goes shopping.
A.