What is the definition of lead nurturing?

A process of building relationships with prospects with the goal of earning their business when they’re ready.
A marketing effort focused on engaging with only your leads in a way that encourages them to progress toward a specific action.
A marketing effort focused on engaging with your leads AND customers in a way that encourages them to progress toward multiple actions at the same time.
A sales effort focused on engaging with your warm leads in a way that encourages them to progress toward a purchase.

The correct answer is:

A process of building relationships with prospects with the goal of earning their business when they’re ready.