All the following are techniques to manage time effectively, except measuring and calculating.
<h3>What is time managing?</h3>
Time managing is dividing and organizing time for your tasks.
It is important to manage time to achieve your goals.
Managing time effectively can be done by setting goals and setting time to do work for that goal.
Prioritizing the tasks also helps in managing time.
Thus, the correct option is A.
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brainly.com/question/6711724
<span>It is true that tobacco can damage the immune system of a person with AIDS. Although this is the case with most people - tobacco negatively affects anyone's immune system, not only those who have AIDS - people who do have AIDS are more likely to be seriously harmed than those who do not. People with AIDS already have a weakened immune system that is unable to fight off any diseases, so if it is damaged even more, they can easily die.</span>
The person may have a hard time breathing or a heart attack
It's more accurate, especially since heart rate is almost universally measures in beats-per-minute, than, say, timing your pulse for a [factor of 60] seconds (30 seconds, 20 seconds, 15 seconds, 12 seconds, etc.).