Final answer:
The correct subject pronoun to use is 'you' when talking to a man on the street for directions
Step-by-step explanation:
The correct subject pronoun to use in the given situation is you. When addressing someone directly, regardless of their gender, we use the pronoun 'you'. In English, the subject pronouns are 'I', 'you', 'he', 'she', 'it', 'we', and 'they'.
Learn more about Subject pronouns in English