The solar system developed during the: hadean eon archean eon protozoic eon phanerozoic eon

The correct answer is A. Hadean Eon

Explanation:

The Hadean Eon is the earliest Eon registered in the geological scale and the first eon in the Precambrian, this eon began 4.6 billion years ago and ended 4 billion years ago. It was during this Eon the Solar System was in formation and also during this, the Earth formed as well as basic elements that were later necessary for the emergence of life including the development of the atmosphere and oceans, although during the Hadean Eon the conditions in Earth were mainly unstable, this is the reason this Eon is called Hadean that refers to the Greek god Hades related to hell as the conditions on Earth were "hellish".

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.