1. If you want to wear colors with a high contrast then you should choose?

The energy applied to cause vibration can be in the form of air pressure a stick, bow, or electricity. true or fasle

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

(i think my answer is a, am i correct? ) a pentagonal traffic sign is a sign. a. school crossing b. parking c. wrong way d. yield