Read this excerpt from "The Roller Coaster.” Cecelia’s feet froze to the asphalt below as her brain became fuzzy with clouds of dread, but she felt herself nodding in agreement anyway. Corn husks blackening on a grill close by released a sudden burst of smoke, making her eyes water as she forced a smile. What would they think if they knew?

Based on this excerpt, why does Cecelia hide from her friends how she feels about roller coasters?

She hopes to surprise them with her news.
She is concerned that they will judge her.
She believes that she may change her mind about the ride.
She is worried that they will force her onto the ride.