Solution:In the Constitution of India, Article 368 (1) states that it grants power to make formal amendments and empowers Parliament to amend the Constitution by the addition, variation or repeal of any provision according to the procedure laid down therein.
The article provides the procedure in which the Constitution of India can be amended. It can be amended by the given two ways:
(a) A simple majority or by the special majority
(b) The majority of not less than 2/3 members of each house
Therefore, the correct option is (a).