Which Scenario Best Demonstrates an Example of Eustress? an Individual

Which scenario best demonstrates an example of eustress? An individual

A) loses a beloved family pet.
B) prepares to take a vacation to a tropical island with a group of close friends.
C) receives a bank notice that there were insufficient funds in his/her account for a recent rent payment.
D) receives notification that his/her current employer is experiencing financial problems and some workers will be terminated.