单项选择题
A．the lane they get in is faster than other lanes B．the lane they get in is slower than other lanes C．it's better to stand in a newly-opened lane D．it's better to find the nearest and shortest checkout lane
A．have it repaired by others B．send the product to others C．ask the customer representation to say sorry to him D．ask for a refund from the store
A．to be fast and convenient B．to make customer the center of attention C．to be the first in the world D．to make the customer feel at home