Homing pigeon is useful as a（ ）carrier because when taken from home, it will return at the first opportunity.
A.正确答案Cmeaning
B.information
C.message
D.content
Homing pigeon is useful as a（ ）carrier because when taken from home, it will return at the first opportunity.
Homing pigeon is useful as a（ ）carrier because when taken from home, it will return at the first opportunity.
A.正确答案Cmeaning
B.information
C.message
D.content
