<span>Bob can claim Sara, but not Joan. To qualify for the Earned Income Credit, a child must be under the age of 19 (or under 24 if a student) or disabled, a child or direct descendant including grandchildren, living as a resident in your home with you for over half the year, having a valid social security number, and not claimed by someone else. Joan is not disabled or under 19, so she does not qualify. Sara is a direct descendant of Bob under 19 with a valid SSN who lives with him more than half the year, so she qualifies as long as Joan does not claim her.</span>
Answer: a). Spain
b). none
c). 2.4
Explanation: a). Absolute advantage occurs when a country produces more of a good than the other country. In this case, Spain produces 50 units of Tractors while, Bolivia produces only 30 units of Tractors. Thus, Since Spain is producing more it has an absolute advantage in Tractors.
b). Both the countries are producing equal units of Cotton. Thus, we can say that none of them has an absolute advantage in cotton production.
c. Opportunity cost is the cost of the lost alternative. When Spain produces Tractors it is sacrificing production of Cotton. So, opportunity cost on 1 unit of Tractor will be,

Thus, 2.4 units of cotton which is given up is the opportunity cost of Spain for producing 1 unit of Tractor.
Answer: Option (C)
Explanation:
Sociological factors are referred to as or known as elements or factors of the society that tends to radiate negative and positive influence which cause a change in function, structure, elements, and orientation. Sociology tends to mostly study society in regards with its elements, structure, and their development which mostly includes numerous factors such as people and the population, ethnicity, age, gender, religion, view , culture, and etc.
Answer:
Purchase farms
Explanation:
The Farm Security Administration (FSA) was a New Deal agency created in 1937 to combat rural poverty during the Great Depression in the United States.
The FSA stressed "rural rehabilitation" efforts to improve the lifestyle of very poor landowning farmers, and a program to purchase submarginal land owned by poor farmers and resettle them in group farms on land more suitable for efficient farming.
The FSA resettled poor farmers on more productive land, promoted soil conservation, provided emergency relief and loaned money to help fanners buy and improve farms. It built experimental rural communities, suburban "Greenbelt towns" and sanitary camps for migrant farmworkers.
A credit score is the number that is assigned to the lenders that measure how well they are able to pay a debt. Credit scores are affected by how the previous loans were paid as well the amount of the loan. Late payments, short term loans, and small loans will result to a low credit score.