So its easier to understand
Making a choice stage, let me know if I'm wrong.
Answer: C)Wear a pack that does not interfere with your center of gravity and stride in ways that minimize muscle tension.
Explanation:
Not writing an essay but here are some ideas:
School networks allow students to collaborate and teachers can monitor school work.
Productivity software is important because now we able to type our work and insert pictures instead of writing by hand.
Computer hardware is becoming more compact and portable so it's easier for everyone to have their own device to learn.
Law of Cosines are used when an angle and two sides are given and you have to find for the other side. Law of Sines are used when you need to find the angle of the opposite side.