Final answer:
The correct answer is option a. Norman's statement, 'keep your head up,' is an expression advising someone to stay positive and is not related to physical posture or literal head movement. It's a phrase that encourages an optimistic outlook in the face of difficulties.
Step-by-step explanation:
When Norman says, 'Well, keep your head up, son', he is not speaking about physical posture but rather giving advice that pertains to an attitude or state of mind. This phrase is commonly understood to mean staying positive or optimistic in challenging situations. It suggests that one should not feel discouraged or let hardships drag them down emotionally.
The correct answer to the student's question would be: a) Norman advises staying positive. This implies that maintaining a constructive mental outlook is crucial during tough times, which is a common theme in various motivational contexts. Phrases like 'have a good mind to' or 'load off one's mind' are often used metaphorically in English to talk about mental and emotional states rather than literal actions or physical states.