Answer:
Too little money
Step-by-step explanation:
In the given case, David wanted to have all required resources and he also had complete knowledge of it. However he could not get them properly due to his budget constraints which lead to shut down of his business.
This case clearly depicts the problem of too little money as the risk of failure was not mentioned as such. Also the business David was willing to open was not relate to any chemical or defense industry so there was not much regulatory burden.