Participants are usually reluctant to participate in research ...

[eruditmonkey@yahoo.com]

Participants are usually reluctant to participate in research studies when:
 
  a. they aren't being paid
  b. they do not know what is being done with the results
  c. they feel threatened in some way
  d. none of these answers are correct

Question 2

Gaining access to underground or illicit populations is best achieved through:
 
  a. coercion
  b. sponsors
  c. luck
  d. all of these answers are correct

[momolu]

Answer to Question 1

c

Answer to Question 2

b

[eruditmonkey@yahoo.com]

TYSM

[Bigfoot1984]

YES! Correct, THANKS for helping me on my review