The principle that is illustrated when most people are able to recognize a variety of examples of chairs even though no one category member may have all of the characteristic properties of "chairs" (e. g., most chairs have four legs but not all do) is:.
a) family resemblance.
b) prototypicality.
c) graded membership.
d) instance theory.

This question is based on the following paragraph. tomas tiptoed across the room. he made sure not to walk on the spot that always creaked. he opened the squeaky door as slowly as possible. he took one last look in the crib and smiled. was anything more beautiful than a sleeping baby? softly he closed the nursery door and headed down the hall. it had been a long night. what can you infer from this paragraph? a. tomas was ready to start a new day. b. tomas's house needed some repairs. c. tomas had spent a long time getting his child to sleep. d. tomas did not enjoy being a father.

Lots of points: economics: the dollar value consists of all of the goods and services sold by of each of the following entities except: a. government b. consumers c. unemployed d. net exports

Why would someone who is studying the history or culture of this time. find this text interesting important or useful?