Answer: True
Explanation: Hope This Helps :)
<span>In the product development process, the stage of concept testing is followed by product development. The product must actually be in existence before market testing can be conducted. So, in this process, product development is in between concept testing and market testing.</span>
The correct answer is work specialization. This is also
known as division of labor in which this is being referred in regards with the
degree of an organization that are likely to have a division of individual task
into separate jobs.
D because many people are travelling together and the train can occasionally coast due to level travel and the greater the mass the more often the momentum