Normally a bone becomes fossilized through the action of groundwater,which permeates the bone, washes away its organic components, and replaces them with minerals .
A. whichpermeates the bone,washes away its organic components, andreplaces them -->correct
B. whichpermeates the bone,washes away its organic components, andthose are replaced --> not parallel
C. whichpermeates the bone,washing away its organic components,to be replaced --> not parallel
D.permeating the bone,
...
A. whichpermeates the bone,washes away its organic components, andreplaces them -->correct
B. whichpermeates the bone,washes away its organic components, andthose are replaced --> not parallel
C. whichpermeates the bone,washing away its organic components,to be replaced --> not parallel
D.permeating the bone,
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