Question

Several years after his wife's death, mr. stattler remains incapacitated by feelings of guilt and sadness. to reduce mr. stattler's depression, a therapist is actively encouraging him to stop blaming himself for not being able to prevent his wife's death. the therapist's approach is most representative of

Answer 1

Answer is cognitive therapy.

Obsessing about / changing belief through behaviors 
*therapy that teaches people new, more adaptive ways of thinking and acting; based on the assumption that thoughts intervene between events and our emotional reactions*

Hope this helps.