Final Answer:
Search engine optimization allows reaching people researching life hacks. Option 3 is answer.
Step-by-step explanation:
When designing a campaign around the theme of 'life hacking,' search engine optimization (SEO) becomes a crucial capability. SEO involves optimizing website content to appear prominently in search engine results, making it easier for individuals actively researching life hacks to discover relevant information.
Unlike social media advertising, email marketing, and content marketing, SEO directly targets users seeking specific topics, ensuring that the campaign effectively reaches the target audience interested in life hacks. This strategic approach aligns with the theme, maximizing visibility and engagement among those actively searching for life hack-related content.
Option 3) Search engine optimization is the answer.