the task --- in an hour then we can go home and have a good resta\ was finishedb\ will be finishedc\ has been finishedd\ can't be finished请您说明理由好吗?

the task --- in an hour then we can go home and have a good resta\ was finishedb\ will be finishedc\ has been finishedd\ can't be finished请您说明理由好吗?
the task --- in an hour then we can go home and have a good rest
a\ was finished
b\ will be finished
c\ has been finished
d\ can't be finished
请您说明理由好吗?

the task --- in an hour then we can go home and have a good resta\ was finishedb\ will be finishedc\ has been finishedd\ can't be finished请您说明理由好吗?
选B
根据then后面的句子推断,之后我们便可回家然后休息,这说明任务尚未完成,是对任务完成后的阐述.
AC时态不符
D逻辑不符