When the allocation of goods and services by a modern mixed economy is not efficient,
a) market powers can block beneficial gains.
b) monopolies can work to redistribute market equity.
c) governments may step in to resolve the market failure.
d) individuals of the markets can share equitable results.

Read the paragraph and answer the question that follows: the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert which sentence should be revised to eliminate redundancy? the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert system is needed immediately.