The correct answer is option B
Prewett is Molly Weasley’s maiden name. Molly Weasley was born to the Prewett family. She was a pure blood witch and matriarch of the Weasley family after she married Arthur Weasley. Her granddaughter (daughter of Percy Weasley) was named after her.
She was sister to Fabian and Gideon Prewett who are members of the original Order of the Phoenix. Her brothers were murdered by Death Eaters. She attended Hogwarts School of witchcraft and wizardry.
After getting married to Arthur, together they had seven children, consisting of six sons – Charlie, Percy, Fred, George, Ron and one daughter named Ginny.