90 percent
Congressional grants provided the significant of the amount
required for the interstate highway system. This system has profoundly impacted
the American economy and contributed significantly to improved economic productivity.
The system encouraged development by making land less expensive and available
to the nation's transportation system.
This is a true statement. Victory gardens could be planted at different locations and would be filled with different produce; often this being vegetables or something else. The main reason behind it was that it would serve as an augmentation in the public food supply.
Hernan Cortes is the explorer not correctly matched with his region. He did not explore western South America, but instead explored Mexico. He fought in Mexico and led the downfall of the Aztec Empire. For this, he received a high-ranking medal and this helped him move up as a noble of a better level in the social ranking. He also used the tactics of being friends with some indigenous groups versus others. He brought large parts of Mexico under the Spanish Castille rule.
He created many advanced war weapons and artillery along with promoting public education to be funded by the government.