Answer:
1. Playing a game of chess with the client.
Explanation:
Taking into account that  the depression is  caused by big traumas inside the client's life that affects of his brain function, if the client  keep his brain busy and active, he can canalize the depression, also, playing chess, following its rules and the technique involved, forces the player to use both hemispheres, stimulating deep concentration, resistant, tenacity and resilience, those elements could increase the self esteem increasing considerably the level of mental strength and self confidence.