单项选择题
A. it e-mails coupons to young entrepreneurs B. it has created new jobs for people C. it has also put an end to certain labor-intensive occupations
A．He improved a lot in his career. B．He became more self-confident. C．He got promoted very quickly. D．He is going to support other colleagues with the same problem.
A．complain B．declare C．support D．provide