Ay more points before i delete my account~

How can firms use marginal analysis to determine the price of a product? a) profit maximization can occur when the marginal cost exceeds the marginal revenue. b) the total cost of production can determine the individual unit price of a product. c) marginal analysis can be used to determine at what price profit maximization occurs. d) firms can calculate the marginal cost of a product and set the price lower than the cost.

The sun a. will become a red giant within two to three million years b. is in its main sequence, which willlast thousands of years c. is in its main sequence, which will last billions of years. d. will explode as a supernova after its main sequence

Guess what ya'll tmr is my birthday i finna be 15 lets ! and if sum person wanna report me because i'm happy then (f.uuu.c.k) outta here cuz you just a b.ii.t.c.h.)