Expected professional behavior based on courtesy and cultural norms defines . A. Dinner rules b. Appropriate dress c. Business etiquette d. Office procedures.

C

Explanation: This is definitely buisness etiquette.

one way archaeology us understand the past is through the material objects it finds, allowing us to know what was being used, and when. for example a dig recently found a flute, believed to be the oldest musical instrument found to date.

i hope this