“…There has also been a lack of consensus in the scientific literature that has not found a benefit from the use of accompaniment (Laux, 2015;Zabanal, 2019Zabanal, , 2020a. However, methods that include accompaniments as additional material are still published (e.g., Alfaras, 2010Alfaras, , 2012Allen et al, 2002Allen et al, , 2004Blackwell & Blackwell, 2005;Bull et al, 2008).…”