(A) all states face similar industrial waste problems, the predominating industries and regulatory environment of the states obviously determines
the conjunction 'and' changed the subject to plural . Subject -verb agreement error.
(B) each state faces a similar industrial waste problem, their predominant industries and regulatory environment obviously determine
each state (singular) - their (plural). Subject verb error.
(C) all states face a similar industrial waste problem, their predominating
...
the conjunction 'and' changed the subject to plural . Subject -verb agreement error.
(B) each state faces a similar industrial waste problem, their predominant industries and regulatory environment obviously determine
each state (singular) - their (plural). Subject verb error.
(C) all states face a similar industrial waste problem, their predominating
...
