What type of intelligence does barack obama have

Morning guys i got some questions for ya heading your way answer !

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.

Need with my drivers ! ** willl mark you brainliest if answered correctly ** when the center line is one solid yellow line and one broken yellow line, who may cross the line to pass? a. traffic on the side with the broken yellow line b. traffic on the side with the solid yellow line c. traffic on either side d. nobody