What's inside the apartment: The apartment consists of a bedroom, kitchen, living room, and bathroom. 
In the bedroom, there is a cabinet and two desks. The cabinet contains a remote control, a dish bowl, and a bag of chips. 
The kitchen is equipped with two tables, eight cabinets, a stove, a dishwasher, a microwave, and a fridge. An apple is placed on one of the kitchen tables. The first, second, third, fifth, sixth, seventh, and eighth cabinets, from left to right, are empty. The fourth cabinet houses a bag of chips. Inside the stove, there is a cupcake and a plate, while the microwave contains a salmon and a condiment bottle. The fridge stores a salmon and an apple. The dishwasher is empty. 
The living room features a coffee table and a sofa. On the coffee table, there is a book, a bottle of wine, and a water glass. A cupcake and a wine glass are situated on the sofa. 
The bathroom contains a cabinet, which is currently empty. 
Actions taken by Robert: Robert is situated in the bedroom. He proceeds to the kitchen and approaches the third kitchen cabinet, which he opens and then shuts. He then moves towards the sixth kitchen cabinet, opens it, and closes it. He repeats this action with the fifth kitchen cabinet, as well as the stove. He then heads towards the first kitchen cabinet, opens it, and closes it. Robert then makes his way to the bathroom, where he approaches the bathroom cabinet, opens it, and then shuts it. He returns to the kitchen, walks towards the dishwasher, opens it, and then closes it. He then approaches the eighth kitchen cabinet, opens it, and closes it. He does the same with the seventh kitchen cabinet. Finally, he is about to open the fridge. 
Question: If Robert has been trying to get a salmon, which one of the following statements is more likely to be true? (a) Robert thinks that the salmon is not inside the fridge. (b) Robert thinks that the salmon is inside the fridge. Please respond with either a or b.