Audiovisual speech perception can be probed by a ba-versus-da monitoring task.

Evidence

In Exp. A, the participants were involved in a monitoring paradigm in which they were asked to constantly look at the screen and monitor for possible “ba” or “da” targets by pressing an appropriate key, as in Nahorna et al. — Dijk, Pim van, Physiology, Psychoacoustics and…, 5145