I need help can we talk in comments?

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

What section of a jazz band is made up of piano, bass, and drums? a - melodic section b - brass section c - secondary section d - rhythm section

Keto diet friendly smoothies with frozen blueberries/strawberries? i would like to make one but i don’t have a recipe. best recipe will receive brainliest. worth 15pts.