What's inside the apartment: The apartment consists of a bedroom, kitchen, living room, and bathroom. 
In the bedroom, there is a cabinet, coffee table, desk, and sofa. The cabinet houses two books and a bag of chips, while a water glass and a plate rest on the coffee table. A book is placed on the sofa. 
The kitchen is equipped with a dishwasher, eight cabinets, a kitchen table, a fridge, a microwave, and a stove. The dishwasher contains two water glasses, a dish bowl, and a wine glass. The first cabinet, from left to right, holds an apple and a condiment bottle. The fridge is stocked with two cupcakes, an apple, a dish bowl, and a salmon. The fifth cabinet contains a bottle of wine, while a plate is in the microwave. The seventh cabinet houses a wine glass. The second, third, fourth, sixth, and eighth cabinets are empty. The stove contains two plates, a salmon, and a cupcake. 
The living room features a coffee table, a sofa, and a desk, with a water glass, a book, and a wine glass arranged on the coffee table. 
The bathroom is fitted with a cabinet, which is currently empty. 
Actions taken by Karen: Karen is situated in the bedroom. She proceeds to the kitchen, advances towards the second cabinet, opens it, subsequently closes it, then moves towards the microwave. She opens the microwave, closes it, and is preparing to open the sixth kitchen cabinet. 
Question: If Karen has been trying to get a salmon, which one of the following statements is more likely to be true? (a) Karen thinks that the salmon is not inside the fridge. (b) Karen thinks that the salmon is inside the fridge. Please respond with either a or b.