Biological Evolution

The flippers of the Penguins and Dolphins are the example of:
1. Natural selection
2. Convergent evolution
3. Divergent evolution
4. Adaptive radiation

Match List-I with List-II:

	List-I		List-II
A.	Mesozoic Era	I.	Lower invertebrates
B.	Proterozoic Era	II.	Fish & Amphibia
C.	Cenozoic Era	III.	Birds & Reptiles
D.	Paleozoic Era	IV.	Mammals

Choose the correct answer from the options given below:

1.	A-III, B-I, C-II, D-IV	2.	A-I, B-II, C-IV, D-III
3.	A-III, B-I, C-IV, D-II	4.	A-II, B-I, C-III, D-IV