Marriage of Monterroso CA4/1

DISCUSSION

We resolve this appeal by relying on general appellate rules of practice and procedure. Each brief must “[s]upport any reference to a matter in the record by a citation to the volume and page number of the record where the matter appears.” (Cal. Rules of Court, rule 8.204(a)(1)(C).) “If a party fails to support an argument with the necessary citations to the record, the argument will be deemed waived.” (LA Investments, LLC v. Spix (2022) 75 Cal.App.5th 1044, 1061; accord, In re S.C. (2006) 138 Cal.App.4th 396, 408.) Any ambiguity in the record is resolved in favor of the judgment. (Jameson v. Desta (2018) 5 Cal.5th 594, 608.) On appeal, this court starts with a presumption that the judgment or order being appealed is correct; the burden is on the appellant to affirmatively show error. (Denham v. Superior Court (1970) 2 Cal.3d 557, 564 [“ ‘All intendments and presumptions are indulged to support [the judgment or order] on matters as to which the record is silent, and error must be affirmatively shown’ ”].) As the appellant, Monterroso is further obligated to demonstrate not only error in the rulings he challenges, but how the error prejudiced him. (See Cassim v.…