The desire for spices and other trade goods was a direct cause of
a) american expansion into africa and asia.
b) asian expansion into the americas and europe.
c) african exploration of the americas, europe, and asia
.
d) european exploration and colonization of the americas, africa, and asia.

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

One cubic foot is equal to 7.48 gallons how many gallons of water does jose need to fill his aquarium? round to the nearest gallo

This desert is found in the northern part of africa and covers 3.5 million square miles.