Answer:
vertical complementary strategy
Explanation:
Vertical complementary strategy -
It is a type of partnership between any two firms or company , is known as vertical complementary strategy .
This strategy enables to produce some particular goods or services , it also helps to expand the business and the relationship between two business get stronger .
This type of relationship is formed , when both the parties exclusively works for each other .
hence , from the question ,
The correct term for the given information is vertical complementary strategy .