A. In Black Sea
B. In Yellow Sea
C. In Mediterranean Sea
Brief Facts about Mariana Trench:
Mariana Trench is the deepest place in the ocean. It is located in the Western Pacific Ocean and in the South China Sea near the Mariana Island. Moreover, It is a crescent-shaped trench and measures about 2,550 km (1,580 Miles) in length and almost 69 km (43 Miles) in width. The maximum known depth is 10,984 ± 30 meters.
![Depth of Mariana Trench](https://pscmcqs.com/wp-content/uploads/2023/06/Where-is-Mariana-Trench.jpg)