Based on This Pedigree, Which Individual Was a Carrier for Hemophilia

Multiple Choice

Based on this pedigree, which individual was a carrier for hemophilia but did not suffer from the disease?

A) Gonzalo (generation V)
B) Alexandra of Denmark (generation III)
C) Frederick (generation IV)
D) Victoria, Princess of Saxe- Coburg (generation I)
E) Irene (generation IV)