2. The recent economic downturn has _______ the country's unemployment rate to its highest level in a decade.
(A) escalated
(B) mitigated
(C) stabilized
(D) decreased
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統計: A(36), B(2), C(0), D(2), E(0) #3249747
統計: A(36), B(2), C(0), D(2), E(0) #3249747