Hope this answers your question ^^
The motivation for European exploration in the 15th and 16th centuries was A and D it is also true that the ottoman empire did not take Control of Silk road in 1453 that leaves B as your answer For a non-motivator for European exploration
A variety of goods that were not produced locally would be available
Virgina plan requires a lot of power in the country to be held by the central government. This cause several disadvantages such as:
- IT will increase the risk of government from becoming a tyranny.
- Risk of government budget corruption will be increase.
- It discouraged the private sectors to develop