Answer:
He trusts in Rahul's integrity and competence.
Explanation:
King Ashok was an Indian Emperor in the Maurya Dynasty who was known to have spread or promoted Buddhism across the continent of ancient Asia
Moreover, the excerpt that most inferred about King Ashok from the passage is that he had so must trust in Rahul's integrity and competence which made him to have sent him to the bank to withdraw money for him for the first time.
It must be noted that King Ashok would not have sent Raul if he did not place so much trust in him going all alone to have access to withdraw from his bank account.