Use the text below to answer the question that follows.

Backpacks

Most kids carry backpacks to school. Unfortunately, many backpacks are poorly designed, and kids often stuff the bags too full of books and supplies. This can cause major stress to the back muscles and spine. Backpacks are a leading cause of shoulder, neck, and back pain in young students. Backpacks can even cause problems for older students who go to high school and college.
Here are some important factors to consider when choosing a backpack. Look for a good-quality, name-brand backpack. Cheap models frequently do not have a good support structure. Try to get a model with adequate padding, or add padding if necessary. Make sure the backpack is comfortable. Try not to stuff the backpack too full. Only carry things that are necessary for the day or the trip. In addition, take the backpack off and set it down when possible. Simply taking a break or a rest can make a big difference.

What would be the best concluding sentence for the above passage?
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In conclusion, older students do not need to worry about problems caused by backpacks.

Thus, kids should never leave a backpack unattended at school or other common areas.

Lastly, broken backpack straps are often the cause of back pain or injury.

To sum up, choosing the right backpack can help prevent future injuries.
bot what is the right answer?

To sum up, choosing the right backpack can help prevent future injuries.