If Andrew Is Childless, Which of the Following Present Grants

Multiple Choice

If Andrew is childless, which of the following present grants would be considered as creating a contingent remainder?

A) "To Andrew and his heirs forever and ever."
B) "To Andrew for life and then to his first-born son, but if he has no male children, then to the Catholic Church."
C) "To Andrew for life, then to grantor."
D) "To Andrew for 100 years and then to the Catholic Church."