Answer:
The correct answer is: D. learning effects.
Step-by-step explanation:
The alternative that refers to the cost savings that Merck obtains in the drug approval process is: learning effects.
This is a process that corresponds to the relationship it has between education and increased productivity. This means that the more you learn about a product or service, the greater its value.
This process can be applied to experience, that is, it is possible to more effectively analyze differences in productivity or income according to education or experience about certain variables.