Answer:
This question lacks options, options are:
a) an explanation of the relationships among particular phenomena
b) an intended and recognized consequence of some element of society.
c) a description comprised of the essential characteristics of a feature of society.
d) the meanings that individuals attach to their actions.
The correct answer is a.
Explanation:
The theory is a fundamental aspect in the development of knowledge, a theory is a system or a set of statements that establish relationships (implication, causality, correlation, probability, etc.) between concepts (of different extension and / or intention) with the purpose of explaining, describing and predicting the phenomena, this through the systematization (the specification of relationships between variables) of the knowledge about the phenomenon studied.
The main reason why United States was involved in Vietnam is that the United States believed in the so called Domino effect: that if one country becomes communist, others might become communist too. So they got involved to stop the spread of communism (option a)
The American colonies declared their independence
Answer: Lyme disease
Explanation: Lyme disease is a disease caused by a bacterium called borrelia burgdorferi, the bacterium is transmitted to humans by infected deer ticks. People who often visit tick infested woods are likely to get infected. Symptoms of the disease varies as many who got bitten by ticks don't even know when it happens. Infected ticks often take a long time on the skin to be able to transmit the disease. Symptoms includes fatigue, muscle aches, headache as well as joint pain if not treated early enough.
The most likely cause of joint pain for the college student is a disease called Lyme.