1. A. D, debtor, C creditor, and G, guarantor for D's obligation of P50,000.00. Because of failure of D to pay, C sued D who was adjudged to pay interests, penalties and judicial costs in the amount P15,000.00. G claims that his liability is limited only to P50,000.00. Is G, capable of his claim?

1. B. Same parties, except that G binds himself to guarantee P55,000.00. D paid C P50,000.00. G refuses to pay P5,000.00 demanded by C. Decide.