What is an exacta?
An exacta is a horse racing bet. It is when you bet on two horses to come in first place and second place consecutively in a given race. You are able to make the bet on almost all races. The payout will depend on the horses odds at the time the race has begun.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What is an exacta?
### Input: 
### Response: An exacta is a horse racing bet. It is when you bet on two horses to come in first place and second place consecutively in a given race. You are able to make the bet on almost all races. The payout will depend on the horses odds at the time the race has begun.