In 1953, China instituted the Five-Year Plan primarily to reshape its .

The plan was designed to establish a
.

As a result of the plan, steel and coal production
.

One of the failures of the plan was that
could not keep up with industry.

answer; the population in brazil is very diverse there are many races and ethnic groups

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.