The "Four Freedoms" speech was given on January 6th 1941. The goal of this speech was to move America away from this isolationist policy, as he discussed how the freedoms of individuals all over the world were at stake in World War II.
Roosevelt discusses how their are four freedoms that individuals all over the world should have. This includes freedom from fear, freedom of speech, freedom to worship God in any way they want, and freedom from want. During the time of this speech, millions of people did not have these rights thanks to reigns of totalitarian dictators such as Mussolini and Hitler. FDR argues that America should play a role in helping these citizens gain these freedoms.
"<span>D. Travel became difficult and dangerous as lawlessness increased and roads fell into disrepair" is the best option from the list, although this wasn't universally true. </span>
The answer is the author is describing a firsthand account of the ruins of Pompeii. Secondary sources are when it comes from a person who did not experience it at the time of the event.... hope this helps