Kit has two children, Lea (the eldest) and Merl, both of whom predecease Kit. Lea is survived by a son, Nat, and Merl by two daughters, Opal and Pearl. On Kit's death, if the estate is distributed per capita

a. the grandchildren will each receive one-third of the estate.

b. the grandchildren will not receive anything.

c. Nat will receive one-half of the estate, and Opal and Pearl will each receive one-fourth.

d. Nat will receive the entire estate.