Mandy and Candy Are Fraternal Twins Who Were Reared Together

Multiple Choice

Mandy and Candy are fraternal twins who were reared together. Bernie and Ernie are identical twins who were reared together. Which of the following statements is true?

A) Mandy and Candy are more genetically similar to each other than are Bernie and Ernie.
B) Mandy and Candy are as genetically similar to each other as are Bernie and Ernie.
C) Mandy and Candy have the same level of shared environment as do Bernie and Ernie.
D) Mandy and Candy have a greater level of shared environment than do Bernie and Ernie.
E) None of the statements is true.