Roger has a vacant stare. he answers questions in an apathetic, monotonous voice, and shows no emotion, even when discussing events such as his mother's death. roger's affect would be described as

The correct answer is - flat.

Explanation:

Flat affect is reduced in terms of social interaction and emotional blunt or reduced and very less emotional reactivity towards any other people.

Roger's affect is flat as he shows a lesser effect. He is displaying no emotional reaction on people and incidents occur in his life. It is normally due to post-traumatic stress disorder.

Thus, the correct answer is flat.

a problem could be dealing witj emotional stress..all of these factors contribute to emotional stress.