lEAguE、rEsults

tEAm	ntimBEr oF gAmEs won
A B C D E x	4 7 9 2 2

ACCorDing to thE inComplEtE tABlE ABovE．iF EACh oF thE 6 tEAms in thE lEAguE plAyED EACh oF thE othEr tEAms ExACtly twiCE AnD thErE wErE no tiEs．how mAny gAmEs DiD tEAm x win (only 2 tEAms plAy in A gAmE．)
A、4 B、5 C、6
D、7 E、10