U. s. money includes subtle colors in addition to the traditional green, as well as enhanced security features, such as a watermark, security thread, and color-shifting ink. what characteristic of money is being protected by these measures?

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.

can you tell me where are the ansawer choices

answer; substantive law;

answer; developmental;