Considering the answers;
A. are still sibling species
B. shared a common ancestor more recently with each other than either did with the other two species
C.May merge into a single species if their hybrids remain fertile over the course of many generations.
D. A and B only
E. A, B, and C
The answer will be E.
If no other species can hybridize, then species W and Y are still sibling species, shared a common ancestor more recently with each other than either did with the other two species and also may merge into a single species if their hybrids remain fertile over the course of many generations.
if they are all part of the same species it would be a population
B. Crystalline structure
C. Types of chemical elements
And
D. Amounts of chemical elements
It would be the pubis bone.
<span>This is in how you look at it. as a food source, fish are producers since we as humans eat fish, but they are also consumers since others eat other fish as food. </span>