Will give brainliest. how does earth's distance from the sun make it advantageous for supporting life? question 9 options: prevents extreme temperature ranges allows for regular periods of sunlight allows for regular rotation it keeps the temperature the same all over the planet

it's filtration, but this is an assumption so my apologies if i got this

answer:

the answer is 6 valence electrons.

explanation:

valence is the # of electrons on the outer most shell of an atom.

oxygen has 6.

although, the valency of oxygen is 2, because it only needs to make 2 covalent bonds, or gain 2 electrons, to achieve the stable octet configuration of a noble gas.

that's it!

if you need further assistance, let me know: )

~ trueboss72

they vary. it used to be meat, grain, bread, candy, beverages, donuts, and fruits/vegetables. now they added exercise in.