Regarding the current legal environment facing U.S. marketing managers:

a. state and local laws vary but contain important regulations.

b. the focus has shifted from let the buyer beware to let the seller beware.

c. product safety is now controlled.

d. businesses and individual managers are subject to both criminal and civil laws.

e. all of the above.

I'll be glad to check your answer.

The correct answer is e. all of the above.

To arrive at this answer, let's break down each statement:

a. State and local laws vary but contain important regulations: To verify this statement, you can research the different state and local laws that pertain to marketing practices. You can consult online legal resources, government websites, or seek legal advice to understand the variations and regulations in place.

b. The focus has shifted from "let the buyer beware" to "let the seller beware": To confirm this statement, you can examine changes in consumer protection laws and regulations. Research the evolution of laws such as the Federal Trade Commission Act and other consumer protection statutes to understand how the focus has shifted from placing the burden of responsibility on buyers to sellers.

c. Product safety is now controlled: To validate this statement, you can look into specific laws and regulations related to product safety. Explore federal agencies such as the Consumer Product Safety Commission (CPSC) and relevant industry standards to understand the controls in place to ensure product safety.

d. Businesses and individual managers are subject to both criminal and civil laws: To confirm this statement, you can review the legal frameworks that govern business practices. Look into criminal laws related to fraud, false advertising, or deceptive trade practices. Additionally, explore civil laws that allow individuals or businesses to take legal action against marketers for harm caused by their actions.

By verifying the accuracy of each statement, you will conclude that all of the statements are correct, and therefore the correct answer is e. all of the above.