2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/41897We give arguments in favor of the compatibility with standard physics of some large nonleptonic branching fractions in Cabibbo--forbidden $D^+$ decays, contrary to a recent claim in the literature.8 pages, 4 tables. A few changes in the text, following revised version of ref. 6. New reference added, no change in the numerical resultsHigh Energy Physics - Phenomenologytext