Final answer:
The best verb choice when writing a performance objective is understand.
Step-by-step explanation:
The best choice of verb when writing a performance objective is Understand. This verb emphasizes the need for comprehension and demonstrates a higher level of thinking compared to the other options. For example, in a math objective, a student might be required to understand the concept of solving equations. This goes beyond simply knowing the steps, as it requires the ability to apply the knowledge to different situations.