Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase.
Norman Weiner, ______ mathematician and logician, had an important role in the development of the computer.
A.who as a
B.was a
C.whom a
D.a
Norman Weiner, ______ mathematician and logician, had an important role in the development of the computer.
A.who as a
B.was a
C.whom a
D.a
Loga
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