1. Is the order of the parts of the sentence usual or inverted? II. Are the important words formal or informal?
III. Are the sentences periodic?
A. I only
B. ll only
C. III only
D. I and III
E. I, II, and III

  the correct answer is : binding price ceilings encourage the formation of a black market

Answerresponsibility law;

The answer would be c.

Psychologists often talk of the magical number "7" - so it is generally assumed that we can keep 7 (more or less, so 5-9 is the correct answer) items in our short term memory - we know this as a result of many experiments.

we can increase this by chunking, so for example "7 8 9 5 3" is harder to remember than "78 95 3" - try it yourself!

the answer is a)