Given that a student has a sibling, what is the
likelihood that he or she does not have a pet?
o a. about 82%
o b. 45%
o c. 40%
o d. 60%

During which era in earth's history were the first insects? mesozoic precambrian cenozoic paleozoic

Fossils of glossopteris, an extinct fern, were discovered on which continents to support the theory of continental drift? check all that apply.

How have ethnic groups shaped the population in central america and the caribbean? how has migration shaped the population in central america and the caribbean? how has small land areas shaped population in central america and the caribbean? how has a rapid population growth shaped the population in central america and the caribbean?