The correct answer is C.
An election recount appears when the losing candidate contests the results of it. It usually happens when the vote tally is a very close one.
An election may be contested because of various errors that happened during the process, both of mechanical and human nature.
The most popular types of recount method are : machine recount and manual recount.
Recounts can be mandatory or optional. They are usually mandatory when the difference between the two candidates is less than one percentage of votes cast.
