Unlike Corrosion,embrittlement Results in the Degradation of Nuclear Power Plant

Unlike corrosion,embrittlement results in the degradation of nuclear power plant materials from the

A) buildup up iron oxide after prolonged exposure to water.
B) rapid expansion and contraction of super-heated and ice-cold water through most of the pipes.
C) use of highly corrosive saltwater throughout most of the water pipes.
D) bombardment of materials by neutrons produced by fission.