阅读下面短文，从短文后所给的A、B、C三个选项中选出能填入相应空白处的最佳选项。
Once upon a time, there
lived a little boy one night, when the boy was sleeping, his hands, feet and
eyes started 1 who was the most important.
"We're the most
important," the eyes said. "Without us, the 2 wouldn't know where to go, and the hands wouldn't know what to take."
"No," the
hands didn't 3 the eyes. "Sure, the eyes can see, but we're the ones
playing with toys."
"It is certain that
we are the most important," the feet shouted. "We're the ones
that run to the toys in the first place."
An elf(精灵)that lived on a bookshelf full of storybooks next to the boy's bed 4 the argument.
"All of you made a 5," he said. The hands, eyes and feet asked
why.
"I think you are 6 on your own. But together you make up a 7 body," the elf replied, "All of you have an important
task: to 8 the boy and to help him in
every way."
After hearing the elf's words,
they 9 that they were all very
important to the boy. Then they never argued with each other. 10, they became friends and
always worked together.
