Tell me what this means, i need to finish studying.

How does a command economy differ from a mixed market economy? in a command economy, citizens have fewer property rights. in a mixed market economy, citizens have more property in a command economy, citizens have more property rights. in a mixed market economy, citizens have fewer property rights in a command economy citizens own all public property. in a mixed market economy, the government owns all private, property in a command economy, citizens own all private property in a mixed market economy, the goverment owns all public property

About 140,000 japanese died in this japanese city when americans dropped an atomic bob at the end of world war ii

Which year held a congressional election and a presidential election