I believe the answer would be, "Posture".
They are expressed as executive orders. The president can make these for other things too like limiting immigration or making treaties with foreign nations. They can be deemed unconstitutional and abolished by the supreme court, but they don't need the approval of the congress.
Answer: Donna is experiencing Blurred visions because of inability to get proper Medical care from Physicians. Also she probably has diabetes too.
Explanation: Blurred vision can occur by simply forgetting to wear your prescribed corrective lenses. But in many cases, it is usually a sign of an underlying eye disease.
Eye diseases include:
Age-related macular degeneration
Glaucoma
High blood sugar levels
Other causes of blurry vision include:
Cataracts and other eye conditions such as conjunctivitis, dry eye syndromen, and retinal detachment
Certain medications (including cortisone, some antidepressants and some heart medications)
Diabetes mellitus
Stroke
Migraines
Carnegie was the steel industry.