Based on your understanding of activation stages in e-commerce platforms, identify which of the following statements are correct:
- Statement I: The 'Viewed Product to Add to Cart' stage measures the transition of a user from showing initial interest in a product to making a decision to potentially purchase it.
- Statement II: The 'Add to Cart to Checkout' stage is focused on the proportion of users who view product details but do not add any items to their cart.
- Statement III: The 'Checkout to Purchase Completion' stage tracks users who complete the purchase after initiating the checkout process.
- Statement IV: Analyzing the 'Viewed Product to Add to Cart' stage is crucial for understanding the effectiveness of product listings and pricing strategies.
Choose the correct statements.