The Renaissance-era rebirth of interest in the Greek and Roman classical texts was at the center of an intellectual movement known as
ОА.
perspective
ОВ.
humanism.
OC.
transcendentalism.
OD.
rebirth

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

not sure but thinking i'ts cause the government was broke. not sure

it is very effective. the venezuela is shi. russia, iran, north nk cuba africa no go. islam countries ridiculous.