Which one of the following reduces the friction?A. Banana peelB. Rough roadC. Ridge and groove on soleD. Rough surface 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments