The client is no longer interested in going out and meeting friends. This is an example of which behaviour?

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E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) pp. 4730-4732, 4731-4733
Practise the full DSSSB - 28 August 2019 (Shift-1)
Attempt every question from this paper in a timed mock, then review the full solution for each one.