Was it the third time that she         to this mountain village to see the children?

A．has come

B．came

C．comes

D．had come

小明出去散步前看了一下手表，回来时又看了一下手表，发现此时手表的时针，分针的位置正好与出去时的分针，时针位置相同．若他在外逗留的时间不足一小时，则他在外待了______分钟．