The answer is D: commend himself to his lady love and ask for her aid.
Don Quixote, one of the most intricate and fascinating characters every created in literature —by the hand of Cervantes—, held in very high esteem his beloved Dulcinea del Toboso, and to her he would dedicate most of his heroic feats. In so many different ways, Don Quixote would usually evoke her before a battle or before engaging any dangerous enterprise in order to gain her favor and be protected by the saintly and pure love that he had for her.