8. Widower gave birth to child

(a.) Mr. Palma, widower, has three daughters D, D-l and D-2. He executes a Will disinheriting D because she married a man he did not like, and instituting daughters D-1 and D-2 as his heirs to his entire estate of P 1,000,000.00. Upon Mr. Palma's death, how should his estate be divided? Explain. (5%)

(b.) Mr. Luna died, leaving an estate of Ten Million (P10,000,000.00) Pesos. His widow gave birth to a child four months after Mr. Luna's death, but the child died five hours after birth. Two days after the child's death, the widow of Mr. Luna also died because she had suffered from diffi­cult childbirth. The estate of Mr. Luna is now being claimed by his parents, and the parents of his widow. Who is en­titled to Mr. Luna's estate and why? (15%)