Though usually viewed as "uneducated" by language purists, some locations and social groups are likely to avoid "redundant" plural arrangement in article-noun-verb sequences in the spoken language, For the reason that plural article on your own is enough to precise plurality. Demonstrations and political protests are common in Brazil. Brazil https://machir-digitalmarketing.com/userinfo.php?do=profile&op=userinfo&user=elouise_kates-451691