How do I cover this? How do I hide the paper on paper mark thing?

Is it good to listen to rap all of the time or should i try listening to more music?

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

Blind contour line drawings are : a. often used to paint landscapes b. often detailed but not perfect c. often detailed and flawless