GMAT Sentence Correction (SC) | Last month, Saxton’s announced plans to cut more than 7,000 jobs and c

Last month, Saxton’s announcedplans to cut more than 7,000 jobs and close some of its 620 retail locations.

A. plans to cut more than 7,000 jobs and close some of its
B. its plans to cut more than at least 7,000 jobs and close some oftheir
C. plans to cut more than 7,000 jobs and to close some oftheir
D. that it plans to cut more than 7,000 jobs and closes some of its
E. their plans to cut more than 7,000 jobs and to close some oftheir

Please explain how come the OA is a complete sentence.