Answer: D
Explanation: he wants to learn so its D
Answer: Minimum efficient scale is 8 units.
Explanation:
Given that,
Cost function: C(q) = 64 + 
Marginal cost function: MC = 2q
Average cost: AC = 
= 
= 
The minimum efficient scale is at a point where MC = AC
2q = 

Therefore, minimum efficient scale is 8 units.
Answer:
b. Place the company on a restricted list and give only factual information about the company.
Explanation:
There is an ethical problem in the scenario that borders on professional code of conducts in the area of objectivity and independence.
It was stated in the scenario that ''the head of the investment banking department has asked the head of the brokerage unit <u>to change the recommendation from "sell" to "buy."</u>
This is a case of wanting to interfere with the <u>objectivity</u> of the recommendations which should be based on <u>facts not bias</u>.
Secondly, the head of investment banking is trying to interfere with the <u>independence</u> of the head of brokerage unit.
According to the Standards, the head of the brokerage unit would be permitted to place the company on a restricted list and <u>give only factual information</u> about the company.
<span>Community
</span><span>Sourcing/ Supply Chains
</span><span>Workplace/ Employee Health and Safety
</span><span>Environment/ Sustainability</span>