Tracy works on a marketing team and needs to collaborate with a marketing vendor for a new project being planned in various channels.

To ensure the project is not delayed, Tracy must approve the new member invitations.

Which statement is true about roles in this scenario?

A. Tracy should use the Admin role for the workspace invite and to approve new members, and she should use the Single-Channel Guest role for the marketing vendor.

B. Tracy should use the Admin role for the workspace invite and to approve new members, and she should use the Multi-Channel Guest role for the marketing vendor.

C. Tracy should use the Member role for the workspace invite and to approve new members, and she should use the Multi-Channel Guest role for the marketing vendor.

D. Tracy should use the Member role for the workspace invite and to approve new members, and she should use the Single-Channel Guest role for the marketing vendor.

Reference: https://slack.com/intl/en-pk/help/articles/202518103-Multi-Channel-and-Single-Channel-Guests