Please refer to the following information to answer the questions on the right.
Lucille has issues with her Apple device and takes it to an Apple Service Provider where Baron, a technician, assists her. Without much knowledge about the technical aspects of her device, Lucille vaguely describes the issues to Baron.
Which action should Baron avoid while listening to Lucille?
A. Recording notes
B. Focusing on the customer
C. Interrupting
D. Smiling