A speech about "The Implications of Genetic Engineering" would be inappropriate in a time limit of six minutes because the topic is

The rationale behind government regulation of the radio industry was based on the concept that

A) the electromagnetic spectrum is a public asset. B) the Constitution did not have radio in mind, so radio is not covered by free-speech protections. C) by making money radio became a business and therefore subject to government regulation. D) radio waves were illegally being used by con-artists and hatemongers.

A light sourceon screen that is aworkinglight forthe camera,requiredfor exposingthe film, is called a

a. practical b. keylight c. sourcelight d. diffuser