Answer:
Technician A.
Explanation:
Freon is an aerosol propellant, refrigerant, or organic solvent usually used in different types of halocarbon products. According to my research on different problem solving procedures, I can say that based on the information provided within the question the best step to figure something out is to look at the service manual, if you have access to one. Therefore I would say that the correct technician is Technician A.
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Answer: A. walk up 4 flights of stairs
Explanation:
An old person can no longer walk 4 flights of stairs because the joints on their legs can no longer handle that amount of stress .
When one gets older they start to develop many chronic diseases such as high blood pressure , joint pains and these diseases will spike up if they were to expose themselves in such a stressful situation where they have to walk that far and that in a steep level.
D) The power of the Supreme Court to decide whether laws follow the Constitution