I think the answer you're looking for is 'D' if you're asking what productivity is in a generalized sense.
Answer:
The answer is: Early adopter
Explanation:
Early adopter refers to consumers that use a new product or technology before others. Since early adopters tend to pay more for a new product, they also benefit first from the product's specifications and performance.
They also serve as reference for other users who are considering to buy or not to buy the new product.
Answer:
The correct answer is letter "C": Confirmation of cash should only be performed as of the balance statement date because the auditor expresses an opinion as of that date.
Explanation:
Confirmation of cash is an audit procedure in which specialists request the company to get in touch with its banker to verify the organization's balance. The procedure is not based only on the balance statement but according to the transactions the company has carried out regardless of the date.