Mukherjee’s imagery of “the hurly-burly of the unsettled magma”means what?

Based on how the stage directions are used in this excerpt from act 1 scene 1 of richard iii what was likely the main purpose of providing stage directions in drama

Match each poem with the subculture or counterculture from which it came. hip–hop counterculture feminist counterculture beat generation a. "pay attention, here's the thick of the plot/i pulled up to the corner at the end of my block/and that's when i saw this beautiful girly–girl walkin'/i picked up my car phone to perpetrate like i was talkin'" (jazzy jeff and the fresh prince) b. "for no church told me/no guru holds me/no advice/just stone/of new york" (jack kerouac) c. "you fit into me/ like a hook into an eye/a fish hook/an open eye" (margaret atwood)

What is the follow-up to to kill a mockingbird?