What is the difference between adaptation and adapting

Explanation:

Adaptation is a process of changes that occur in an organism like in morphology, physiology and genetically which enable it to survive in harsh environmental conditions. This occurs in due course of evolution and natural selection.

When organism adapt according to the surrounding envoronment this can be said that the organism is adapting.

the correct option is option d

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands