Despite the existence of research data that might inform policy about development , political rarely discuss such data in thier speeches why do you think

It is true that despite the existence of research data that might inform policy about development, political rarely discuss such data in their speeches. The reason is that the participants in the study and research must be protected from physical and psychological harm and researchers must obtain informed consent from participants before their involvement in a study.

Improved travle between colonies and africa

B.  earth orbits at a slower rate than the rate at which the moon orbits earth.