there is a wallet with some money and a key to her_____coat ,but it isn't there.A bike B football C station D train

there is a wallet with some money and a key to her_____coat ,but it isn't there.
A bike B football C station D train

选A bike
a key to 是开.的钥匙.
bike coat 是自行车罩的意思吧
C station D train对于她来说太大,不能是她的.

我想应该是B 球衣里