LYNN TWP., Pa. — The clomp of cowboy boots hitting the wood floor was in sync with the music of Miranda Lambert, Kenny Chesney and rapper-turned-country crooner Post Malone.
As a crowd shuffled along, Aleah Nothstein, a country and western line dance instructor, demonstrated the four steps of a grapevine — a fundamental move in line dancing, the form of dance that requires no partner.
Line dancing, which had a burst of popularity in the 1980s with the movie “Urban Cowboy” and through Billy Ray Cyrus’s 1992 hit “Achy Breaky Heart,” is making a comeback, and it’s sweeping across generations…