Palk Strait makes maritime boundary between India and:

The correct answer is (d). The Palk Strait is a narrow sea passage between India and Sri Lanka. It is about 60 kilometers (37 mi) wide at its narrowest point. The Palk Strait is a major shipping route and is also important for fishing and tourism.

Option (a) is incorrect because Bangladesh is located to the east of India. The Bay of Bengal separates India and Bangladesh.

Option (b) is incorrect because the Maldives is located to the south of India. The Indian Ocean separates India and the Maldives.

Option (c) is incorrect because Pakistan is located to the west of India. The Arabian Sea separates India and Pakistan.