Answers:
Hypothesis = It rains
Conclusion = The game is canceled
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Step-by-step explanation:
The general format for a conditional is "If P, then Q". 
P is the hypothesis and Q is the conclusion. They are placeholders.
In this case
- P = It rains
- Q = The game is canceled
Some textbooks will write 
 to indicate "if P, then Q"
 to indicate "if P, then Q"