During which period did the most recent ice age occur?
a. ordovician and silurian
b. late neogene to quaternary
c. late proterozoic
d. pennsylvanian and permian

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

Decide which statement best reflects a proper attitude on the first day of work.

According to the belmont report, the moral requirement that there be fair outcomes in the selection of research subjects, expresses the principle of: a. beneficence.b. respect for persons.c. justice.