The subject is who performs the action indicated by the verb in the sentence. So you can find the subject by asking who to the verb. In this case the question is who are on this elevator, whose answer is too many people. That is the complete subjec. The simple subject is the main word of the subject; it does not include the modifiers. So <span>the simple subject is people.</span>
Perhaps she warns her daughter not to step on a kernel of corn because the corn represents fertility and the kernels are part of the ritual.
