As we all know, surfing _____ Internet has now become _____ popular means of getting information.

A．the; the

B．/; the

C．the; a

D．/; /

黄芳早晨起床后，在家刷牙洗脸要用3分钟，用电饭锅烧早饭要14分钟，读英语单词要用12分钟，吃早饭要用6分钟，她经过合理安排，起床后用（    ）分钟就能去上学．[ ]

A．35

B．26

C．23

D．21