(A) anyone disposing of or servicing
(B) those who dispose or service
(C) anyone disposing of or who services
(D) the disposal or repair of
(E) someone who disposes or repairs
Solution:
Pronoun:
B and E can be eliminated because of the absence of of after dispose and disposes respectively.
C is wrong because of the use of anyone as well as who.
D can be eliminated as it lacks a subject.
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