X. On the basis of an alleged promissory note executed by Harold in favor of Ramon, the latter filed a complaint for ₱950,000.00 against the former in the RTC of Davao City. In an unverified answer, Harold specifically denied the genuineness of the promissory note. During the trial, Harold sought to offer the testimonies of the following: (1) the testimony of an NBI handwriting expert to prove the forgery of his signature; and (2) the testimony of a credible witness to prove that if ever Harold had executed the note in favor of Ramon, the same was not supported by a consideration. May Ramon validly object to the proposed testimonies? Give a brief explanation of your answer. (5%)