Final answer:
The intended audience of Queen Elizabeth's speech was the people and Parliament of England, with the purpose of portraying herself as a dedicated and blameless sovereign.
Step-by-step explanation:
The student is being asked to identify the intended audience and the purpose of a speech given by Queen Elizabeth. After examining the historical context and the roles of the monarchy, it can be deduced that the most accurate option is B) The intended audience is the people and Parliament of England, and her purpose is to portray herself as a blameless protector of her loyal subjects. This option aligns with the historical information we have about Queen Elizabeth's efforts to protect Protestantism in England, her moderateness in religious matters, and her nationalistic impulses to secure her realm against foreign and domestic threats, such as those from Spain and Mary, Queen of Scots.