Answer:
The passage that shares the common purpose of persuading her audience that she is willing to do what is best for England is:
**"I am come amongst you, as you see, at this time, not for my recreation and disport, but being resolved in the midst and heat of the battle, to live or die among you all."**
In this passage, Queen Elizabeth I is conveying her dedication to the well-being and safety of her realm and her people, which aligns with the idea that she is willing to do what is best for England.