B. would be my best guess, (it's not D.)
Answer:
Marginal Product is 2
Explanation:
Marginal Product (MP) is defined as the ration of change in quantity of output produced to the change in quantity of input raw material
Change in quantity of input raw material 
Change in quantity of output of products = 13 - 9 = 4
Marginal Product (MP) 
Marginal Product is 2
Answer: Synergy
Explanation:
Synergy can be defined as a state in which two or more things work together in a particularly way that produces an effective result.
Synergy involves bringing so many parts together to achieve results.
Synergy refers to the achievement produced as a result of combined action or co-operation.
The results produced by synergy might be multiple of actions or skills directed to the event in a positive way.
Ok so you need to explain what the commminuty needs like for example what people needs or you can search it up and look if there is lack anywhere and look up