You want to save the world from coronavirus and found a medicine that you think might work. You give ten people the medicine and they all recover from coronavirus quickly. you conclude that you have enough evidence to conclude the medicine is effective and recommend rolling it out to country . However it turns out medicine is not effective and has lots of side effects. You helped nobody and made a lot of people even more sick. What type of error have you made?

A. Type 1 error

B. Type 2 error

C. You did not make an error