What type of severe weather is characterized by a lack of precipitation over a long period of time?

Explanation:

A form of severe weather is drought, which is a prolonged period of persistently dry weather (that is, absence of precipitation).This can cause wild fires which impact the growth of trees.They cause the tree the release carbon dioixide rather than store!

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.