THE AMYGDALA IS THE PART OF THE BRAIN THAT DETERMINES WHEN A SITUATION CALLS FOR FEAR
Explanation:
A special election would be held when something arises that does not arise on a regular basis or routine. For instance, if an elected-office suddenly becomes vacant or a legislature wants to put a referendum before the voters, then they can use a special election.
The awnser is A all the other choices make no sense trust me
I pretty sure it was a system to deliver messages.