Which statement about the differences between DNA and RNA is false?

A) DNA has thymine,whereas RNA has uracil.
B) DNA usually has two polynucleotide strands,whereas RNA usually has one strand.
C) DNA has deoxyribose sugar,whereas RNA has ribose sugar.
D) DNA is a polymer,whereas RNA is a monomer.
E) In DNA,A pairs with T,whereas in RNA,A pairs with U.