Mackey Corp. is incorporated in Delaware but has no office in the state. Its main office is in Arizona. Mackey would have a physical presence in Delaware to be sued in a case not involving an auto accident if.

a. it sells products to Delaware residents using the USPS for delivery.
b. it maintains a sales agent in Delaware.
c. it advertises its products in Delaware newspapers.
d. its sales personnel drive through Delaware to go to offices in Arizona.

b. it maintains a sales agent in Delaware.

Explanation:

Mackey Corp. is incorporated in Delaware but has no office in the state. Its main office is in Arizona. Mackey would have a physical presence in Delaware to be sued in a case not involving an auto accident if it maintains a sales agent in Delaware.

a progressive tax is a tax that imposes a lower tax rate on low-income earners compared to those with a higher income, making it based on the taxpayer's ability to pay. that means it takes a bigger percentage from high income earners than it does from low income people.

explore some of these tourist attractions

the metropolitan museum of art. source: anton_ivanov / shutterstock.

central park. source: gagliardiphotography / shutterstock.

national 9/11 memorial and museum.

empire state building.

statue of liberty.

the museum of modern art (moma)

rockefeller center.

brooklyn bridge.

explanation: