What Local Circumstances Also Raise the Height of a Storm

What local circumstances also raise the height of a storm surge onshore close to the beach?

A) A surge moving into a bay funnels the water and raises the surge.
B) Approaching the coast, the hurricane moves faster toward the coast.
C) Approaching the coast, the hurricane moves slower toward the coast.
D) Coastal vegetation, such as thick groves of mangroves, raises the height of a storm surge onshore close to the beach.
E) Low sand dunes raise the height of a storm surge onshore close to the beach.