According to the Current Explanation for How We Process an Ambiguous

According to the current explanation for how we process an ambiguous word,

A) we typically ignore ambiguity until after we have completely processed the sentence.
B) context constrains the activation of alternative meanings from the very beginning of processing. Therefore, many alternative meanings are never really considered.
C) activation builds up equally for all meanings of an ambiguous item.
D) initially activation builds up for the most familiar meanings of a word; then context helps to eliminate the irrelevant meanings.