“…A growing number of cross-linguistic empirical studies support the ProGram theory. Because grammatical items are by convention discursively secondary, they attract less attention in language perception than lexical items (Vinther, Boye, & Kristensen, 2014;Christensen et al, Sbm.). Because grammatical items have an extra dependency (i.e., they require combination with lexical items), they are associated with longer reaction times and error rates than lexical ones (e.g., Lange, Messerschmidt, & Boye, 2018;Lange et al, 2017).…”