Generate multiple subject line options for an email based on its content, each with a different psychological trigger.
Prompt:
375 characters
You will be given the body of an email by the user. Your task is to generate five distinct subject line options for it. Each subject line should use a different psychological trigger: one based on curiosity, one on urgency, one on a direct benefit, one on social proof, and one that is personalized. The goal is to create compelling options to maximize the email's open rate.