Experimental studies are unique in that they help researchers ...

[RRMR]

Experimental studies are unique in that they help researchers understand ________ a cause-and-effect relation occurred.
 
  a) wh
 b) how
 c) where
 d) when

Question 2

In a peg-word mnemonic that the numbers 1 through 10, what functions as the pegs?
 
  a) Mental images of words that rhyme with the number
 b) Mental images of the words to be remembered
 c) Mental images of the numbers
 d) Mental images of well-known places

[jjorrostieta]

Answer to Question 1

A

Answer to Question 2

A