Similarities :Both alluvial fans and deltas deposit sediment.
Difference:
A delta forms when a river empties into a larger body of water. An alluvial fan forms on land where a river emerges from a mountainous area and flows out onto a more gently sloping plain. The decrease in slope causes the river to decelerate and deposit sediment, forming an alluvial fan.
D - Mongolia. This is because it is a landlocked country which means it is only surrounded by countries, not oceans. Therefore, it would not have access to big oceans/seas.
I might be wrong but I’m pretty sure your answer is B
Answer:The Equator is an imaginary line around the middle of the Earth. It is halfway between the North and South Poles, and divides the Earth into the Northern and Southern Hemispheres.
Explanation: