Your voice has ¬¬¬_____ when you raise or lower the pitch as you pronounce words or sounds

The effort by companies to be seen as being more environmentally friendly has been called _ public relations

A) environmental B) global C) earth-friendly D) green E) eco

A claim that attempts to prove that something is true is a claim of

a) fact. b) conjecture. c) value. d) policy. e) coherence.