The answer is letter B. Particles in the atmosphere clearing the surrounding air which did not occur as a result of oil production and distribution around the Persian Gulf. All other choices such as A, C, D happened or occurred as a result of the oil production around the Persian Gulf.
For this fill in the blank, there are 3 answers:
The availability and cost of housing, education and health care is a major component of a region's overall cost of living.
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Answer:
a is the answer 100% vertically
Explanation:
