B. is the answer hope this helps
Answer: Option D.
Technician A.
Explanation:
Oil residues on hoses, it's components or fittings indicate an area where refrigerant may be leaking.
An oil spot on the A/C hose is an indication of refrigerant leak in the system. Good oil levels are important for the system good performance. If the level of oil is to low, the compressor will not have lubrication and if it is too high, the heat exchange will affected which will lead to poor air conditioning performance. If a leak is formed on A/C hose, an oil spots that collect dirts will disappear. An refrigerant leak detector will help verify if there is no leak in the system.
So Technician A is correct.
Answer:
Digital photo albums can be stored digitally therefore you cannot physically and you can have more photos. A good hard drive that has a lot of space is can expensive
Answer:
C is the correct option.
Explanation:
Glycolysis is the standard way for the formation of acetyl-CoA, from glucose.
Second, beta-oxidation of fatty acids generates 2 acetyl-coA molecules per cycle.
Finally, the degradation of amino acids generates intermediates of the Krebbs cycle. Occasionally Leucine, tryptophan and isoleucine are directly catalysed in acetyl-CoA.