A significant limitation of using letter grades is that they ...

[berenicecastro]

A significant limitation of using letter grades is that they
 
  a. are a generalization of a student's abilities in one class
  b. do not contain any information about the student's mastery of content
  c. are only a summary statement about the student's achievement
  d. are not used across schools and can't be generalized

Question 2

According to the stages of change model the contemplation stage is conceptualized as:
 
  a) The stage where an individual has the greatest level of insight
  b) The stage where an individual is most ready to change a problem or habit
  c) The point where an individual has begun taking concrete steps to solve a problem
  d) The stage when an individual accepts having a problem but is ambivalent about changing it.

[blakcmamba]

Answer to Question 1

c

Answer to Question 2

d

[berenicecastro]

TYSM

[zacnyjessica]

Excellent