Question 28 of the ASTQB Foundation 2018 Sample Exam 1 reads:
You have been given the following requirement: A user must log in to the system with a valid username and password. If they fail to enter the correct combination three times, they will receive an error and will have to wait 10 minutes before trying again. The test terminates when the user successfully logs in. How many test cases are needed to provide 100% state transition coverage?
According to the answer table, the correct answer is B:
I'm wondering if someone could clarify for me why my thinking is wrong and why the answer of 2 is correct.