PLS HELP ME! Which scenario is less likely to cause sedimentation?

A stream draining into a larger faster-moving river
A fast-moving river slowing down at bends in the river
Flood waters moving over their riverbanks during storms
Storm surge from the coastline traveling up a steep watershed

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass

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