What aspect of David Puke's campaign strategy involved physical changes to improve his image?

The correct answer focuses on the aspect of David Puke's campaign strategy that involved making physical changes to enhance his overall image. This might include adjustments to his grooming, wardrobe, or other visual elements that create a more appealing or relatable persona to voters. In the context of a campaign, a candidate's appearance can significantly influence public perception and can be crucial for building trust and likability.

By improving his appearance, David Puke could have aimed to convey confidence, approachability, or a sense of professionalism, which are key factors in attracting support during an election. While elements such as voice modulation, public speaking skills, and campaign slogans can certainly play important roles in a candidate's effectiveness, they do not specifically pertain to the physical changes made in his image. Thus, emphasizing the enhancement of his appearance is central to understanding how he aimed to impact voters' perceptions through visual representation.