Answer:
The correct option is b. He is a good communicator , he is a motivator, he can keep a secret and lastly he can quickly learn about operating systems.
Explanation:
Based on the information given what best explains why Keith was in charge of the project and was qualified for such a position was that he has a great Communication skills because he communicate and relate with customers in a great ways and he is a good listener.
Secondly he posses confidentiality skills which is a very important skills for a business or an organization.
Lastly he his a fast learner who has the ability to quickly learn and know about everything that has to do with an operating system which is the reason why he was qualified to be in such position and was put in charge of the project based on all the important skills mentioned above that he possess.
Answer:

Explanation:
Photoshop format (PSD) is the default file format and the only format, besides the Large Document Format (PSB), that supports all Photoshop features.
Answer:
................. crackhead
Answer:
It is tr.
Explanation:
For removing all the carriage returns you can make use tr like
tr '\r\n' ' '
However, you cannot make use of the diff which finds the difference between the two files.
Onl is definitely not an option and cut holds different meaning that we know, Hence the above answer, tr can definitely help as shown above,
Answer:
the question is a bit vague, but all machines exist to serve a purpose, or to do or accomplish a certain task.