The term that refers to unwanted and irrelevant email sent out to large groups of people is "spam".
The term that refers to unwanted and irrelevant email sent out to large groups of people is "spam". This type of email is usually sent in bulk to a large number of recipients without their consent and often contains advertising, promotional content, or phishing attempts. To arrive at this answer, you can either have prior knowledge of the term "spam" or use a search engine to look up the definition of the different terms provided. The search results will explain that "spam" is the appropriate term for this context.
