Was it a he or a she(Paragraph 2) may be replaced by
A. Who did it.
B. Who was the person who wrote it.
C. Did he or she write it.
D. Was it written by a man or a women.
How was the window broken this time？
A. The children kicked the ball at home.
B. The woman played volleyball at home.
C. There was a big wind just now.
The biggest challenge for a consultative salesperson is ______.
A. face-to-face discussion
B. tailor-made presentation
C. appropriate pitch of voice
D. large amount of research
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