Correct this sentence.
40. Dairy Queen is open Friday-Saturday 10am-6pm and
Sunday 10am-6pm, that is when it is open.
A. No changes needed.
B. Dairy queen is open Friday-Saturday 10am-6pm, and
Sunday 10am-6pm.
C. Dairy queen is open Friday-Sunday 10am-6pm.
D. Dairy queen is open Friday-Sunday 10am-6pm, that is when
it is open