Choices

not pull the lever, roll the guy on the one track over so he's with the five and now it's six, then lay down and make it seven, then release the trolley.

is that answer acceptable?

Relevant video: https://www.youtube.com/watch?v=-N_RZJUAQY4

While looking for this video i also saw that the same dude made a video 4 years later with the first kids younger sister. She had a slightly different solution: https://www.youtube.com/watch?v=ZULuedsaB9U

Derail the train.

There's another trolley coming, and she's trying to stop it from running over people again by crashing the first trolley into it.

Return to freakin sender!