Offline marketing measurement relies on which data sources?

• A. Surveys, sales data, and attribution models
• B. Digital impressions, clicks, and conversions
• C. TV ratings and radio audience only
• D. Inventory levels and shipments

Answer: (A)

Offline marketing measurement focuses on capturing how people respond to ads in non-digital contexts and what they ultimately do as a result. Surveys provide direct insight into awareness, memory, and attitudes shaped by offline campaigns. Sales data shows the actual purchase outcomes that campaigns aim to influence, giving you concrete evidence of lift or ROI. Attribution models tie these pieces together by estimating how much credit should go to different offline activities (and when multiple touchpoints occur), helping you quantify the impact of each channel or tactic.

These sources together are necessary because offline effects are less traceable than online clicks and impressions. Relying on surveys captures attitudes and recall; sales data confirms behavior, and attribution models allocate credit across channels to reveal overall effectiveness.

The other options miss key elements: digital metrics relate to online activity rather than offline, a narrow focus on TV and radio ratings ignores actual responses and credit assignment, and inventory or shipments data measures operations rather than marketing impact.