Answer:
Product improvement
Explanation:
Product improvement is the process by which changes in products that attracts new customers or adds benefits for existing customers.
Companies can either add new product features or improve on existing features.
In this instance MNM Foods Inc. jellies sales dipped significantly in the last quarter. To increase sales they incorporated new promotion strategies to project the newly discovered health benefits.
This is a product improvement strategy that highlights health benefits of jellies to consumers.