Which One of the Following Teaching Strategies Best Illustrates Many

Which one of the following teaching strategies best illustrates many educational psychologists' belief that,in some situations,less is more?

A) Provide a general overview of a topic before discussing it in depth.
B) Present general ideas about a topic but minimize the use of supporting details.
C) Teach fewer topics,but teach each one more thoroughly.
D) Teach classroom material in short intervals of time,with lessons typically lasting 30 minutes at the most.