Answer:
A, supplementary
Explanation:
A supplementary service can be said to be an added service to an original service package.
That is, a supplementary service can be said to be an extra service or services that is embedded in a whole service.
For example, when you go to a tech store to have your hard drive replaced, a supplementary service such as general cleaning and routine check of your computer is included in the hard drive replacement service.
The main or core service is hard drive replacement while the supplementary service includes cleaning and routine check of other computer components.
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Answer: 0.7973
Explanation:
Binomial probability formula :-
, where P(x) is the probability of getting success in x trials , p is the probability of success in one trial and n is the number of trials.
Given : The probability of getting a defect components : 
If randomly select and test 26 components , then the probability that this whole shipment will be accepted will be :-

Hence, the probability that this whole shipment will be accepted = 0.7973
A public company may be formed by persons among the public including Indian nationals or foreigners. It may be conceived in the government, cooperative, joint, as well as private sector of the economy. Some examples of public companies are, Reliance Industries, Tata Motors, Bharti Airtel, Larsen & Tourbo, etc.
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That will be call sales analysis, analysis of sale performance records helps marketers to find clues to potential problem