Look at my beautiful creation *chefs kiss*

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

Select the correct answer. which is an additive secondary color in the rgb model? a) yellow b) red c) blue d) green

Why dont early paintings tend to look very realistic