A definition clue may be indicated by the use of a. commas. ...

[lak]

A definition clue may be indicated by the use of
 
  a. commas.
  b. dashes.
  c. parentheses.
  d. any of the above.

Question 2

In order to judge your understanding of material, you should
 
  a. pause at the end of a section or after any difficult paragraph.
  b. mentally summarize the main ideas and important details.
  c. explain to yourself what you have just read.
  d. do all of the above.

[kthug]

Answer to Question 1

d

Answer to Question 2

d

[lak]

Excellent

[kjohnson]

Thanks for the timely response, appreciate it