Even though a large number of credit rating agencies has lowered their investor confidence ratings for the United States, many economists predict that foreign funds will continue to flow in the nation.
POE:
Stop sign- 'has': the subject is plural, we need 'have'. Eliminate (A).
Eliminate (C) & (D) - verb error.
Eliminate (E) - change of meaning.A.
has lowered their investor confidence ratings for the United States, many economists predict that foreign funds will continue to flow in
B. have lowered their investor confidence ratings for the United States, many economists predict that foreign funds will continue to flow into -
CORRECTC. have lowered their investor confidence ratings for the United States, many economists
predicted that foreign funds will continued to flow into
D.
have been lowering their investor confidence ratings for the United States, many economists
predicted that foreign funds will continue to flow into
E.
having lowered their investor confidence ratings for the United States, many economists predict that foreign funds will continue to flow in