Assertion (A): Human evolution is an example of progressive evolution.
Reason (R): Tapeworms are the result of retrogressive evolution.
Both, A and R, are correct and R explains A
Both, A and R, are correct but R not explains A
A is correct but R is wrong
A is wrong but R is correct
Progressive evolution is the development of more intricate specialized organisms from easy and less detailed forms. Examples: amphibians evolved from fish-like predecessors. Retrogressive evolution is the development of easy and less intricate forms from more difficult and specialized ones. Example: evolution of tapeworm.
Option b is the correct answer.