The train problem

There is a train coming down the track and ahead, there are five people die to the track and are unable to move. The train will continue coming and kill the five people. There are nothing you to rescue the five people except that there is a level near track.if you put the level, the train will be directed to another track. Which has one person die to it. You havr two choice.

A) do nothing and five people will die

B) or pull the level and savr the five people, but that one person will die

Explain your argument based on any of the ethics