Final answer:
The phrases 'Emphasizes his youth' and 'Portrays him as a politician' best describe the portrait of Julius Caesar, while 'Emphasizes his old age' and 'Portrays him as a warrior' describe the full drawing.
Step-by-step explanation:
The phrases 'Emphasizes his youth' and 'Portrays him as a politician' best describe the portrait of Julius Caesar. On the other hand, the phrases 'Emphasizes his old age' and 'Portrays him as a warrior' describe the full drawing of Julius Caesar. Roman portraiture was closely connected to politics and propaganda, and the portrait style of Julius Caesar changed depending on the context and message being conveyed.