How Do Transposable Elements and Short Tandem Repeats (STRs) Differ

Multiple Choice

How do transposable elements and short tandem repeats (STRs) differ?

A) STRs occur within exons; transposable elements occur within introns.
B) STRs occur within introns; transposable elements occur within exons.
C) STRs make up only a small percentage of a given genome while transposable elements often make up larger parts of a given genome.
D) The repeated unit in STRs is much larger than the repeated unit of transposable elements.