Gabriella is worried about an upcoming exam and is unlikely to remember much of what the speaker says. she is experiencing a type of

psychological noise

Explanation:

Noise is interference that causes a disruption of communication between the sender and receiver. There are four types of noise

Physical noise

Sound which disrupts communication

Physiological noise

The limitations that a human body has while communicating. For example, mumbling is a type of noise.

Semantic noise

Due to the different characteristics of speech like grammar used by the sender causes the receiver not to understand the message.

Psychological noise

This type of noise is caused by the sender or receiver's mind.

The statement given here indicates psychological noise. This is because her thoughts of the exam are interfering with her ability to focus on the speech.

answer; procedural justice;

answer; silence;