sdrandom1 wrote:
While all states face similar industrial waste problems, the predominating industries and the regulatory environment of the states obviously determines the types and amounts of waste produced, as well as the cost of disposal.
A. all states face similar industrial waste problems, the predominating industries and the regulatory environment of the states obviouslydetermines -the verb "determines" is singular while the subject is plural - "the predominating industries and the regulatory environment ". Hence S+V don't agree in number.
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