Of the Following, Which Best Represents a Causal-Comparative Study

Multiple Choice

Of the following, which best represents a causal-comparative study?

A) The typical number of hours spent studying mathematics in cyber-learning.
B) The differences in mathematics learning outcomes between students enrolled in traditional and cyber learning.
C) The relationship between cyber-learning and attitudes about utility of mathematics.
D) The most common personality profiles of those students who are not injured but enrolled in cyber learning experiences.