Which pair of elements can be used to determine the age of a fossil that is over one billion years old? A. lead, which is radioactive, and uranium, which is stable

B. carbon, which is radioactive, and nitrogen, which is stable

C. argon, which is radioactive, and lead, which is stable

D. potassium, which is radioactive, and argon, which is stable

explanation:

the fossil record extends back to a dog-like ancestor some 55 million years ago, which gave rise to the first horse-like species 55 to 42 million years ago in the genus eohippus.

answer; i believe that the correct answer to this statement is (exoticism); //

exoticism was a trend where musicians created music based on a far off foreign

those characteristics are cellular organization, reproduction, metabolism, homeostasis, heredity, response to stimuli, growth and development, and adaptation through evolution. some things, such as a virus, demonstrate only a few of these characteristics and are, therefore, not alive