Question 4 is incomplete and did not meet the requirements. Columbia Southern University, Advanced Air Quality Control MEE 6501 Text listed below, however, additional reliable reference material is acceptable Gurjar, B.R., Molina, L.T., & Ojha, C.S.P. (2010). Air pollution: Health and environmental impacts. Boca Raton, FL: CRC Press. Question 1 Explain the difference between monitoring contaminants in ambient air using high-precision instrumental methods, lower-level instrumental methods, manual particulate methods, manual wet-chemical methods, and passive monitoring methods. What are the advantages and disadvantages of each type? Which type would you prefer to use? Why? Your response must be at least 250 words in length. Question 2 Explain the different methods of measuring contaminants in ambient air. Your response must be at least 250 words in length. Question 3 Explain the following aspects of particulate matter sampling: a.What is the impact of humidity on particulate matter measurements?. b.Describe direct mass measurement techniques for particulate matter sampling.. c.What are the advantages and disadvantages of tapered element oscillating microbalances, beta gauges, and light-scattering instruments?. Your response must be at least 250 words in length. Question 4 Present a plan for monitoring carbon monoxide in a city such as St. Louis, Missouri. Include monitor locations and why you chose those sites. Include comments about the accuracy of the required monitoring equipment, and take into account the averaging periods in the NAAQS. Your response must be at least 250 words in length.