下列各组词语中，错别字最多的一组是[ ]

A．寥阔    钓鱼杆    作客他乡    食不厌精，脍不厌细    

B．文身    闹义气    出其不意    明枪易躲，暗剑难防    

C．谂知    百衲衣    激流勇退    庆父不死，鲁难未已    

D．临摩    户口薄    犯而木较    二人同心，其力断金

Every one of us must know：________we live can we save the earth.

A．by changing the way only

B．only by changing the way

C．by only changing the way

D．by changing only the way