A passenger has a very large and heavy suitcase. What should you do？

A passenger has a very large and heavy suitcase. What should you do？
A.Refuse to check it in directly.
B.Weigh it first and check if it exceeds the airline's weight and size limits.
C.Ask the passenger to carry it on the plane.
D.Ignore its size and weight and check it in.
正确答案：B
试题解析：对于超大超重的行李箱，应先称重并检查其尺寸是否超限制，再根据情况采取相应措施。