I think the correct answer is option c
Disparities in access are largely due to high rates of uninsurance or inadequate health insurance among low-income Americans, although Americans with above-average incomes probably also have worse access to care than do their peers in other countries.
The main reason why rice became a Chinese staple food during the Tang dynasty was because it was so plentiful and had all the basic nutrients that were needed for survival.
The correct answer to this open question is the following.
Although you forgot to include the options for this question we can say the following.
The Aryan migration and settle in India transformed life and culture and India at that time in that the Aryan people went from being mostly nomadic herders to adopting farming and settlements.
The Aryan migration started in 1800 and ended until 1500 BCE. During this period, teh Aryans that inhabited the territories of the Middle East started to migrate to the lands next to the Indus Valley River, close to the Indus River and the Ganges Plains. Most of these Iranian people lived in modern-day Afghanistan.
During the migration, they collected fruits and vegetables and followed herds to hunt them until they arrived at the above-mentioned zones of North India and settled next to the river, and learned to develop agriculture techniques to grow crops in this fertile land.
Better and more accessible treatment, improved care and efficiency,using the ICD-10 in a medical practice,and electronic medical records