Final answer:
A planner is a tool that helps individuals organize their time and schedule their activities. It is used continually, usually for a year at a time, allowing users to set aside specific dates or times to devote to various activities. Planners typically list events by importance and urgency, helping users prioritize tasks and manage their time effectively.
Step-by-step explanation:
A planner is a tool that helps individuals organize their time and schedule their activities. It is used continually, usually for a year at a time, allowing users to set aside specific dates or times to devote to various activities. Planners typically list events by importance and urgency, helping users prioritize tasks and manage their time effectively.
However, the statement 'All answer choices apply' is not true of a planner. While a planner encompasses the functions mentioned in options A, B, and C, not all answer choices apply because a planner does not list events by importance and urgency.