Answer:
<em>The ability of an individual or group to carry out a particular economic activity more efficiently than another individual or group. </em>
Explanation:
Or, an economy can produce a greater total of goods for the same quantity of inputs.
(Absolute advantage means that fewer resources are needed to produce the same amount of goods and there will be lower costs than other economies.)
Slaves mainly but gold and salt good be included as well
Health reforms relate to someone's heath status and how they are doing
Its either between A and B, most likely A