Customer segmentation is:

Explanation: The correct answer is **The process of separating your contacts into smaller groups of similar profiles**. Customer segmentation involves dividing a company's customer base into smaller groups or segments based on shared characteristics, behaviors, or preferences. By categorizing customers into distinct segments, businesses can tailor their marketing strategies, messages, and offerings to better meet the unique needs and preferences of each group. This personalized approach allows companies to deliver more relevant and targeted marketing campaigns, ultimately increasing engagement, conversion rates, and customer satisfaction. Customer segmentation is a fundamental practice in marketing and is essential for effectively reaching and resonating with different audience segments in today's diverse and competitive marketplace.