YOU SAID:

Ben is making the wrong desision

INTO JAPANESE

ベンは間違った判断をしています

BACK INTO ENGLISH

Ben is making a wrong decision

INTO JAPANESE

ベンは間違った決定をしています

BACK INTO ENGLISH

Ben is doing the wrong decision

INTO JAPANESE

ベンは間違った決定をしている

BACK INTO ENGLISH

Ben is doing the wrong decision