Direct costs: Multiple Choice are incurred to benefit a particular accounting period. are incurred due to a specific decision. can be easily traced to a particular cost object. are the variable costs of producing a product.

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't

answer; longitudinal;

answer; group behavior;