Energy can never be created or destroyed just blank or blank

What are policymakers trying to do by using the media to deliver specific messages to citizens?

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.

Arecession is the total value of all goods produced in a country in a given year total value of all goods and services produced in a country in a given year total amount of money earned in a nation over a specific period of time none of the answers are correct.