How did muslim conquerors usually treat christians and jews in the lands they conquered?

the muslims killed most of the christians and jews.

the muslims forced christians and jews to convert.

the muslims let christians and jews practice their faiths.

the muslims accepted christians and jews as their equals.

I am pretty sure that the way how Muslim conquerors usually treated Christians and Jews in the lands they conquered is being revealed by the third option from the scale represented above :The Muslims let Christians and Jews practice their faiths. Even though these were second-class citizens the only thing they were allowed to do is to practice their faiths.