Answer:
The correct option C:
C) S → R: If he stays home, then it will rain.
Explanation:
There are three main transformation for an if-then statements. These three are names are converse, inverse and contrapositive.
If the statement is given:
R → S: "If it rains, then he will stay home."
Then its Converse will be:
S → R: If he stays home, then it will rain.
Its Inverse will be:
∼R → ∼S: If it doesn't rain, then he won't stay home.
Its Contrapositive will be the inverse of the converse.