My teacher praised me for _____ progress I’d made, which was ____ great encouragement to me.

A．a; the

B．/; a

C．the; a

D．/; /

济南全球通客户A在济南早八点拨打北京长途固定电话B，通话时长1分32秒，若A采用直拨方式拨打该电话收取（）元，若A采用IP拨号方式拨打该电话收取（）元。