The correct option is Andaman from Nicobar.
Explanation
The Ten Degree Channel is a significant maritime channel located in the Bay of Bengal. It is named after the 10°N latitude line that passes through it.
Detailed Analysis of the Options:
- Andaman from Nicobar is Correct: The Ten Degree Channel separates the Andaman Islands (specifically Little Andaman) in the north from the Nicobar Islands (specifically Car Nicobar) in the south. It is approximately 150 km wide.
- Little Andaman from South Andaman is Incorrect: The water body separating Little Andaman from South Andaman is known as the Duncan Passage.
- Great Nicobar from Sumatra is Incorrect: The channel separating Great Nicobar (the southernmost point of the Indian union) from Sumatra (Indonesia) is known as the Great Channel or the Six Degree Channel.
- Lakshadweep from Maldives is Incorrect: The maritime boundary separating the Lakshadweep group of islands (specifically Minicoy) from the Maldives is the Eight Degree Channel.
Key Takeaway: The Ten Degree Channel marks the division between the Andaman Group and the Nicobar Group of islands in the Bay of Bengal.