Question

6. Which is the world's narrowest navigable strait?
a. Strait of Tartar
b. Bosphorus Strait​

Answer 1

Answer:

Bosporus

The Bosporus connects the Black Sea with the Sea of Marmara, and, by extension via the Dardanelles, the Aegean and Mediterranean seas. It is the world's narrowest strait used for international navigation.

Answer 2

Answer:

Strait of Tartar is the narrowest Strait. It is 7.3 km wide at the narrowest point.