A company plans to deploy a collaboration solution that allows users inside and outside the company access to the same documents, tasks, and conversations. You need to identify which product meets…

Outlook 365 is primarily an email and calendaring application and does not serve as a central hub for integrated document, task, and conversation management for collaboration with external users.

Microsoft Teams is designed as a unified communication and collaboration platform that integrates chat, video meetings, file storage (via SharePoint/OneDrive), and task management (via Planner) into a single hub. It supports guest access, allowing external users to participate in teams, channels, and share resources, directly meeting the requirement for both internal and external user access to documents, tasks, and conversations.

Microsoft OneDrive is a personal cloud storage service primarily focused on individual file storage and sharing, not a comprehensive platform for integrated group conversations and tasks.

Exchange Online is a cloud-based email, calendaring, and contact service, not a collaboration solution for shared documents, tasks, and conversations.