If a chemical cleaner has not been identified properly, and you do not know what it is, you should -use a test kit to identity it
-discard it
-compare it to other chemical -cleaner to try to identify it
-have it tested by the health department

Ilittle available food a characteristic of athens sparta or both

Why did bramante’s plans for the st. peter’s basilica never come to fruition? a. he and the pope could not agree on the plans. b. the pope changed his mind several times. c. the pope died and political unrest followed. d. bramante died before he could act on the plans.

One of the researchers mentions that he is looking for "affiliation cues" in the video recordings of the experiment. how would you describe what these affiliation cues indicate?