What's inside the apartment: The apartment consists of a bedroom, bathroom, living room, and kitchen. 

In the bedroom, there are two desks and a cabinet. The cabinet contains a plate, a water glass, a wine glass, and a condiment bottle. 

The bathroom is equipped with a cabinet, which is currently empty. 

The living room features a sofa and a coffee table. On the sofa, there are two books and a wine glass. The coffee table holds a bottle of wine, a remote control, and two dish bowls. 

The kitchen is furnished with a microwave, eight cabinets, two tables, a fridge, a dishwasher, and a stove. Inside the microwave, there is a salmon. The first, third, fourth, fifth, seventh, and eighth cabinets, from left to right, are empty. The second cabinet contains a water glass, and the sixth cabinet also contains a water glass. One of the kitchen tables has an apple and a wine glass on it. The fridge is stocked with a cupcake, a bottle of wine, and a plate. The dishwasher is empty, while the stove contains two cupcakes. 
Actions taken by Charles: Charles is situated in the living room. He proceeds to the kitchen, strides towards the second kitchen cabinet, opens it, and subsequently shuts it. Following this, he moves towards the bedroom, approaches a cabinet, opens it, and then closes it. Finally, he returns to the kitchen and heads towards the fourth kitchen cabinet. 
Question: Which one of the following statements is more likely to be true? (a) Charles has been trying to get a bottle of wine. (b) Charles has been trying to get a cupcake. Please respond with either a or b.