What is the best way to revise the sentence?
While Shelby played outside. Her cousins played
inside with their dolls.
A. Shelby played outside, her cousins played inside
with their dolls.
B. Shelby played outside and her cousins. Played
inside with their dolls.
C. While Shelby played outside, her cousins played
inside with their dolls.
D. The sentences are written correctly.