Correct Answer:
Option D - A gerund is a form of a verb that ends in 'ing' that is used as a noun. Both the sentences (a) and (b) are the examples of gerund.
Hence, option (d) is correct.
D. A gerund is a form of a verb that ends in 'ing' that is used as a noun. Both the sentences (a) and (b) are the examples of gerund.
Hence, option (d) is correct.