Which event from the late middle ages ended in the creation of the tudor dynasty ? ?

The Tudor Dynasty also known as "House of Tudor" , a British family that ruled England, whose fortune was established around the 13th century by Welsh adventurers from the medieval conflict known as "The War of the Roses" featuring "The Lancastrians" and "The Yorkists" associated with a Red Rose and a White Rose accordingly.

The Tudor family on the Lancastrian side in those English Civil Wars built The Tudor Dynasty as a result; thus the "House of Tudor" was represented with a Red Rose superimposed over a smaller White Rose in a symbol known as the "Tudor Rose". Thereby the 3rd one is correct.

Explanation:

b.provides a written record of the transaction

a.   it resulted in widespread unemployment.