How did people on the home front use liberty bonds to support the world war i effort?
liberty bonds the government pay for the war.
liberty bonds freed prisoners to fight in the war effort.
liberty bonds the government recruit more soldiers.
liberty bonds saved resources for soldiers in the war.

The answer is:

Liberty bonds helped the government pay for the war.

When Governments run out of liquidity and don´t want to take otu a loan form an international bank, they put out some bonds, the libertary bonds regulation are the same we still use for bonds in current America, the Bond system is simple, you buy let´s say $10 of bonds and the Government will pay you back in 10 years, with interests, the liberty bonds helped pay for the WWI expenses and buying a bond was seeing as a patriotic act.

the answer is a. 250 percent.

bless you your highness