Question

while harrison and the ballerina dance, they...
a become competitive.
b fall in love with each other.
c appear to have no limitations.
d make others question the handicaps.

Explanation:

In the context of the story where Harrison and the ballerina dance, they break free from the imposed handicaps and their performance is unrestrained, suggesting they appear to have no limitations. There is no indication of competitiveness, love - at - first - sight, or making others question handicaps during their dance.

Answer:

C. appear to have no limitations.