What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? If Michael drives a car, then it is sunny. If Jessica makes tea, then Michael is driving a car. If Michael drives a car, then Jessica is making tea.
If Jessica makes tea, then it is sunny. Jessica is making tea if and only if Michael is driving a car. Michael is driving a car if and only if Jessica is making tea.