instruction:
In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D". 
question:
[header] How to treat your customer while serving them [title] When the customer approaches your till point, greet them nicely. [step] This means you should acknowledge the customer with eye contact. Say " hello " and smile. <sep> (A) [title] Apologise for any wait, no matter how short. [step] The customer might not understand why they have had to wait. (B) [substeps] Also greet them in a professional manner. Always state your name, address, and similar things. (C) Offer him or her a fresh drink once in awhile. [substeps] Remember to shake each customer's hand. (D) If you don't meet their smile they'll get bored and start saying no. To greet the customer again, do a brief " hi " and introduce them to your horde.
answer:
A


question:
A person vacuum the inside of a car, while other men clean by hand the car with detergent and water. then <sep> (A) , a man tops small metal bin, cover it with rubber tape and throw it on the side, then the men polish and clean and polish the car outside in the grass around. (B) , a man dry the car with clothes. (C) , the men applies soap and ties the hair, after they dry with asian cloth. (D) , the man goes peolpe on the road.
answer:
B


question:
[header] How to coach a kids' soccer warm up drill [title] Get them to perform a pulse raising activity. [step] This gets the blood pumping and prepares the players both physically and mentally for the session. There are many ways you can achieve this : [substeps] Get them to run some laps. <sep> (A) This doesn't require much supervision or guidance, so you can set up drills for the rest of the session at the same time. And you don't even need cones! Another fun way to get them warmed up is games like' stuck in the mud'. (B) A hard, fast cooldown, would work well for kids who do not workout very much. Instead of dribbling back and forth, can jump right forward while kicking your feet up. (C) Do a standing handstand to tone them in this exercise. [title] Hit their arm and hip with soccer ball. (D) Offer some physical activity like an arm raise or dribble. This gets the ball moving so they tire faster.
answer:

A