What's inside the apartment: The apartment consists of a bedroom, a bathroom, a living room, and a kitchen. 
In the bedroom, there is a coffee table with a remote control and a dish bowl on it. 
The bathroom houses a cabinet, which is currently empty. 
The living room is furnished with a cabinet, a coffee table, a sofa, and a desk. Inside the cabinet, you'll find two bags of chips, a condiment bottle, two plates, two apples, and a bottle of wine. A water glass is placed on the coffee table. 
The kitchen is equipped with a fridge, a stove, a kitchen table, and a microwave. Inside the fridge, there is a plate, two apples, a dish bowl, and a cupcake. The stove contains two salmons and a cupcake, while the microwave holds two cupcakes and a plate. 
Actions taken by Sarah: Sarah is situated in the bedroom. She proceeds towards the kitchen and advances towards the microwave. 
Question: If Sarah think there isn't a cupcake inside the microwave, which one of the following statements is more likely to be true? (a) Sarah has been trying to get a cupcake. (b) Sarah has been trying to get a wine glass. Please respond with either a or b.