Answer:
D. Listing, marketing, facilitating transactions, and managing information
Step-by-step explanation:
The real estate brokers helps in facilitating the following activities:
Listing - They help in listing out the best options for the buyers
Marketing - The brokers representing the developer ( i.e the seller ) markets their product which is the real estate property
Facilitating transactions - They help the buyers and sellers for the ease in transaction by being a mediator between the seller and the buyer.
Managing information - They manage the information related to the products and the information of the buyer so as to have an hassle free transaction.