Help need it like now

How did brunelleschi solve his problem with the dome of the florence cathedral? a. he created an outer support shell. b. he created many layers of support within the dome. c. he created external supports for the dome. d. all of the above

Which term was used to refer to greek statues that were in the form of a standing, draped girl? a)ka b)kouros c)kore d) all of the above

6. why is effective dialogue important in a narrative?