This text is organized into two main parts. The first part describes Naveena Shine's experiment and its results. What does the second part mostly describe?

answer; /// i believe that the correct answer is ( monophasic ); ethinyl estradiol- ethynodiol diacetate is a monophasic oral contraceptive agent; ///

but there is no

i guess you forgot putting it.

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.