In January, Alec executed a will leaving a tract of realty known as Carmel Shores to "my brother Fred for life, remainder to be divided equally among Fred's children, to share and share alike." At the time of the will's execution, Fred had two sons, Gilbert and Dee. In March, Gilbert and Dee were killed in a fishing boat accident. The following June, Alec died. Fifteen years later, Fred executed a deed conveying "all my rights, interest, and title, in Carmel Shores." A year after he executed that deed, Fred died without a will. Fred was survived by his six year old son, Sonny. Which of the following correctly describes Sonny's interest in Carmel Shores immediately before the death of Fred?

Select one:

a. Vested remainder subject to complete divestment.

b. Vested remainder subject to partial divestment.

c. Contingent remainder.

d. No valid interest.