Which Pair of Individuals Is Most Likely to Have the Highest

Which pair of individuals is most likely to have the highest similarity in their IQ scores?

A) Marcus and Maria are identical twins who were separated at birth and raised in different families.
B) Jerry and Jerica are fraternal twins who were raised in the same home.
C) Vondra and Victoria are a mother and daughter who have lived together for all of Victoria's 15 years.
D) Annabeth and Andre are half-siblings who have the same father but different mothers. They've lived together since they were 3 and 5 years old, respectively.