Strength training can use which of the following? a. free weights b. weight machines c. resistance bands d. all of the above.

The answer is D: All of the above.  

Strength training can use free weights, weight machines and resistance bands.

Explanation:  Free weights refer to weights that are used for weight lifting. During the free weight training, a machine is not attached to an individual. Of recent, free weight has been great alternative to machines for building strength and fitness.

Weight machines are machines that are used for exercise in weight training.

Resistance bands are bands that are used for strength training. These bands are elastic in nature and can be used for any type of strength training.

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tell their parents and make sure she gets from a counselor or therapist. be supportive and be there for her. be a kind and good friend. spend time with her to make her feel like she's not alone. i'm not a professional but i really hope they stays strong.