Answer:
B. joint venture; tacit knowledge
Step-by-step explanation:
A joint venture (JV) is a business arrangement where two or more persons are agreed to pool their resoruces in order to attain a particular task. It can be the new project or any kind of business activity
So as per the given situation since both owns 50% perceny that means they are engaged in the joint venture also in this, the tacit knowledge are considered to be effective
So the option b is correct