The sentence below is a mixed construction. Choose the version of the sentence that corrects the error.

An arabesque is when a ballerina stands on one leg and raises her other leg in a straight line to the back.

• a) For a ballerina standing on one leg and raising her other leg in a straight line to the back is
called an arabesque.

• b) An arabesque is where a-ballerina stands on one leg and raises her other leg in a straight line to the back.

• c) When a ballerina stands on one leg and raises her other leg in a straight line to the back is called an arabesque.

d) An arabesque is a ballet position in which a ballerina stands on one leg and raises her other leg in a straight line to the back