Im Giving points away

Natural minor half steps between scale degrees 3 and 4; 7 and 8 harmonic minor half steps between scale degrees 2 and 3; 5 and 6 ascending melodic minor half steps between scale degrees 2 and 3; 5 and 6; 7 and 8 major half steps between scale degrees 2 and 3; 7 and 8

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

What do the olmec colossal heads represent?