3 Jane put an object in a glass of water. The object sank to the bottom
of the glass. Which answer is true
about the density of the object?
A The object has more density than
water.
B The object has less density than
water.
C The object has the same density
as water.
D The object has no density.

•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: