Let's say you'll get ₹500 if you score full marks on a quiz about the five longest rivers that flow through India.
You will be given the material you need. It will be available in three forms:
A passage containing five paragraphs, each paragraph describing one river
An outline of the above, with headings and bullet points
A matrix
….If I were you, I would choose the matrix, even though it appears to have the least number of words. Why?