The answer is C
the continental crust is mostly granite while the oceanic crust is mostly basalt
From an economic and strategic perspective, the Strait of Malacca is one of the most important shipping lanes in the world. The strait is the main shipping channel between the Indian Ocean and the Pacific Ocean, linking major Asian economies such as India, China, Japan, Taiwan, and South Korea.
Singapore controls the smallest area of the strait, but the city-state enjoys the biggest economic benefit from shipping activities.
https://www.google.com/search?num=20&q=strait+of+malacca+significance+and+singapore&oq=strait+of+mal...
Do you have a picture or a chart?
Answer:
The rock of the ocean floor contains iron.
Explanation:
As molten material cooled and hardened, the iron bits inside lined up in the direction of Earth's magnetic poles, creating a pattern of magnetized stripes.
Hope this helps you :)
