Question

joshua has been pretty good about making weekly plans as a time management strategy. however, he has noticed that sometimes he is losing track of when the weekly tasks begin and end. what might be a good strategy to help joshua fix this problem?
add a \done\ indicator to his to - do list
learn to manage his external distractions
leave room for contingency
plan his week on the same day every week

Explanation:

Adding a "done" indicator only shows task completion, managing distractions is about focus, leaving room for contingency is for unexpected events. Planning on the same day weekly can help in establishing a routine and better tracking of task start - end times.

Answer:

Plan his week on the same day every week