What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? If it is overcast, then Jessica is a police officer. If it is cold, then Jessica is not a police officer. It is raining or it is overcast. Jessica is a police officer if and only if it is raining.
If Jessica were a police officer, then it is raining. If it rains, then Jessica is a police officer.