What is the best conclusion that can be drawn? O A current flows up the wire.
O Acurrent flows down the wire.
O A current flows, but its direction cannot be known.
O Acurrent does not flow in the wire.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: