By adding white to a color to make it lighter, a new of the original color can be created.
a. tint
c. depth
b. tone
d. shade

a. tint

Explanation:

Tint refers to a a shade or variety of color which is created by being added white. As a result, the color obtained has a paler variety than the original one.

The rest of the options are incorrect because depth indicates that the color is darker and stronger; shade involves the type or degree of a color; while tone refers to the degree or quality of brightness, deepness or hue of a tint or shade of a color.

answer: the tobacco industry has traditionally been one of the most important industries in north carolina and a backbone of the state's agricultural heritage. yet as the north carolina economy continues to transition from an agricultural economy to a manufacturing and, increasingly, service-based economy, the industry faces new challenges, both at home and abroad

explanation:

because he was killed by the black arrow.