Which of the Following Will Not Create Minimum Contacts in a State

Which of the following will not create minimum contacts in a state sufficient to find personal jurisdiction on an out-of-state defendant?

A) A company maintains a website that provides information about its products and that provides an address or number that a customer can contact to obtain an order form to purchase products directly from the company.
B) A company maintains an office in the forum state that is manned once a week by employees.
C) A company sends sales personnel into the forum state to conduct business but does not maintain an office within the forum state.
D) A company maintains no physical office within a state and does not send sales personnel to the state to conduct business, but it target advertises in the forum state, providing special products and discounts for the forum state's residents.