Answer:
A. He admits his emotion about Baltimore, but does so in a measured formal way.
Explanation:
Douglas begins by explaining the kind of pleasure and euphoria that he received from his master Anthony who was decisive to send him to Baltimore, to live with Mr. Hugh Auld. The author depicts the longingness and affection for Baltimore in a restricted manner as he begins with the feeling of elation as received pleasure with the comprehension but doesn't show it completely and shifts to his master's determination to let him go instead of displaying his own excitement.