Why Is DNA a More Stable Genome Repository Than RNA

Multiple Choice

Why is DNA a more stable genome repository than RNA?

A) uracil needed for RNA synthesis is far less common than thymine needed for DNA synthesis
B) RNA breaks more easily and accumulates more mutations than DNA does
C) DNA is easier to build from its component molecules
D) DNA requires less energy to construct than RNA does
E) RNA molecules are longer than DNA molecules and thus more prone to snapping