Sharon Works Very Hard at Her Job in Order to Earn

Sharon works very hard at her job in order to earn attention and approval from her boss.She is responsible for a weekly sales report draft and puts in tremendous effort to be sure she has it on his desk every Friday by 9:00am.Sometimes her boss is pleased at her promptness and rewards Sharon by treating her to lunch.Many weeks this does not happen and her boss barely seems to notice the punctual delivery of the report.Even though most weeks her boss ignores her extra efforts,Sharon ________________.

A) continues to work hard all of the time
B) works especially hard when she is ignored for several weeks
C) works more slowly after a free lunch because is not expecting two in a row
D) continues to fool everyone into thinking she works hard