This scenario best illustrate Backward vertical integration
Explanation:
Backward integration is a vertical integration that extends the role of a organization to perform roles traditionally performed by firms in the supply chain.
In other terms, backward integration is where an enterprise imports another company providing the necessary goods or services for production.
For examples, an company might purchase the product or raw materials manufacturer. Businesses often complete retrograde incorporation of these other businesses or combine of them. However, they may set up their own divisions to perform this mission.
The answer is: A.Position a worker to signal you when operating a vehicle in reverse gear without audible forward alarm
When operating vehicle in reverse gear, the operator cannot always see whether the worker who gives the signal able to see the moving vehicles or not.
Which is why an audible sound for moving vehicles is needed so the other workers could notify the location of your vehicles and avoid themselves from being crushed.
it makes trading goods and services more effective i just took the test and got it right
