"I am worried about our son. His grades are slipping and I think it is because he fell ..... with the wrong crowd. His friends don't care about anything except getting drunk," Louise told her husband. (*) in (*) across (*) by (*) because
This is a companion discussion topic for the original entry at https://english.best/questions/13670,i-am-worried-about-our-son-his-grades-are-slipping-and-i-think-it-is-because-he-fell-___-with-the-wrong-crowd-his-friends-dont-care-about-anything-except-getting-drunk-louise-told-her-husband/