Someone plz help me giving brainliest m

a

Explanation:

C

Explanation:

it would be the best action because questions are important when looking at designs/creating them.

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.