Answer:
a. A only
Explanation:
When air, is in excess of allowable amounts, it can cause the system to operate at pressures that are higher than normal. This means that the recycled refrigerant is operating at high pressure. Thus Technician A is correct.
However, Technician B is incorrect because unlike reclaimed refrigerants where the process strip the refrigerant of impurities making it to meet the standards of a new refrigerant, the recycled refrigerant is not as pure as it's contaminants are only reduced.
Therefore, only technician A is correct.
Answer:D is the answer to this one
Indentation and alignment are very noticeable on a printed page, so you will probably want to set the tab stops in your document precisely how you want them.
Answer:
Incremental technique is the way in which software is built and delivered in pieces. The concept is to keep the client and developer on same page and the client is known as a non tech person, so he should be given software in piece by piece to avoid any confusion and sudden change.
Agile method is the best example of this technique in which steps are defined on contract basis and the software is delivered and build by pieces to keep client and developer on same page.