. The maker of CalmDown argues that it should not be subject to the jurisdiction of any state court other than Alaska. Which of the following, if true, is CalmDown's best argument against being subject to any other state's jurisdiction?

a. This is not a federal question.

b. The amount in controversy is not over $75,000.

c. Its principle place of business is Alaska and it does not have locations in any other state.

d. It merely conducted some activity outside of Alaska and that activity took place through a website.