What primary element of light the observer see three-dimensions?
a. intensity
c. color
b. hue
d. shading

Will give brainliest jazz musicians were often spokesmen for equality and civil rights. a. true b. false

What is an insulae ? a) a roman building for the lower classes b) a roman building for sports c) a roman building for the wealthy

Spencer's blog claims that national parks are the best vacation destinations. which evidence is best for developing his claim? a personal account from a park visitor who describes positive adventures at grand canyon and yellowstone parks an interview with a travel agent who advertises cruises, eco-tours, and whitewater rafting trips a chart that compares the number of national parks in the eastern united states to that in the western states a study that proves adults who take yearly vacations have lower blood pressure than those who do not