Which of the following is an example of a long term goal?

A tasks that you set to accomplish specific goals in a short period of time
B tasks that you set to accomplish and incorporate several broad, short term goals
C tasks that you must complete that require time and planning, and that usually take 12 months or more to complete
D tasks that you know you need to accomplish in the future, but need to start planning for now

C tasks that you must complete that require time and planning, and that usually take 12 months or more to complete