Of all the girls, Jenny was ______ because she got the first prize.

A．more exciting

B．the most exciting

C．more excited

D．the most excited

与铸币相比，纸币的优点是（）

①印制成本低

②避免了铸币在流通中的磨损

③价值大

④易保管、携运

A.①②③

B.①②④

C.①③④

D.②③④