During a sales presentation, the salesperson, Clara, listens to her customer rather than describing her product to the customer. She nods her head and uses verbal cues such as "I see," "Uh-huh," and "That's interesting" to encourage the conversation. In this scenario, Clara is:

A. engaging in active listening.
B. engaging in passive listening.
C. trying to figure out the appropriate time to close the deal.
D. encouraging active speaking.
E. none of these.