What is the object of preposition phrase that appears in capital letters sentence Mercy plans to select a worthy charity and offer help WITH FUND-RAISING EVENTS?

The object of the prepositional phrase "WITH FUND-RAISING EVENTS" is FUND-RAISING EVENTS.

Here's why:

* Prepositional phrase: A prepositional phrase starts with a preposition (in this case, "with") and ends with an object.

* Object of the preposition: The object is the noun or pronoun that follows the preposition. In this case, it's the noun phrase "FUND-RAISING EVENTS".

The prepositional phrase tells us *how* Mercy plans to offer help.