Kyle and his team are determining the resources needed for a project that involves using cats in a video.

For which of the following elements would the project manager most likely negotiate a time and materials contract?

A$.)$

Using a prebuilt cat play structure for the video set

B$.)$

Using existing staff to complete the voiceovers for the videos

C$.)$

Using a web design firm to update the website for a flat fee

D$.)$

Using a vendor to provide wardrobes for the cats