U register in order to cast their ballots. Some reservoirs, such as Shasta Lake in California and Lake Norman in the Carolina's, were created on la
with existing homes. The land was claimed through
a power shared by federal and state governments.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

answer; through play and social interaction;

answer; beware of exaggerated claims without supporting evidence;