What does the expression "with great gusto" imply?

The expression "with great gusto" signifies performing an action with a lot of enthusiasm, energy, and enjoyment. When someone does something with gusto, they are fully engaged and passionate about the task at hand, embracing it wholeheartedly. This phrase often conveys a sense of joy and vitality, illustrating a lively attitude toward the activity being undertaken. Thus, the correct answer reflects this meaning accurately, highlighting the enthusiasm behind the expression.