While pointe shoes, worn by ballerinas so they can balance on their toes, originated as simple satin slippers, some now incorporate modern materials or shock-absorption techniques inspired by athletic footwear. Such innovations, developed to address the increase in physically demanding choreography in modern ballet, __________ the evolution of the pointe shoe that began centuries ago.
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Verbal·Standard English Conventions·Form, Structure, and Sense
easyWhich choice completes the text so that it conforms to the conventions of Standard English?
A
continues
B
continue
C
to continue
D
has continued