Sheldon is a professor at Upper Iowa University and is injured while crossing the street by Penny, who was in Fayette visiting a friend. Sheldon is an Iowa resident. Penny maintains her residence in Nebraska. Penny is engaged to Leonard, a New Jersey resident, and often travels to California where he works. Where can Sheldon be assured of being able to sue Penny?
a. California
b. New Jersey
c. Nebraska
d. Iowa