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Which of the following shows events in the proper order to reflect how natural selection works?

Permethrin is used to kill lice; individual lice change in order to survive; most lice become resistant to permethrin.

A louse population evolved resistance to permethrin; permethrin is is used to kill lice; lice become more common in school children.

Permethrin will kill all louse populations in all children; different organisms will then take over and become more common in schoolchildren.

Louse populations become more common in schoolchildren; some lice are resistant to permethrin; permethrin is used to kill lice; lice resistant to permethrin beome the most common type.

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