Final answer:
The correct statement that indicates an understanding of how to use timolol eye drops for glaucoma is to blink vigorously after applying the drops.
Step-by-step explanation:
Of the options provided, the statement that indicates an understanding of the teaching on how to use timolol eye drops to treat glaucoma is option C: "I will blink vigorously after applying the drops."
Applying the eye drops and then blinking assists in distributing the medication across the eye surface and into the eye tissues. This improves the absorption and effectiveness of the eye drops.