Why is waiting for the doctor difficult for people who need to do work?\nOptions:\n- having appointements\n- being late\n- have time to think\n- time consuming\n- impatience
Let's be accurate as possible. Think before you answer.
time consuming
To wait for someone is a time consuming task for the one who waits.

Waiting for the doctor is difficult and very much time consuming for the people who need to do work.

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So, the final answer is time consuming