Read the step from stretch #3 of "Stretching for Beginners.”Be certain to keep your head aligned with your spine.Which question would best help someone follow this step?

To follow the step, the reader needs to understand what “aligned” means so they can position their head correctly in relation to their spine. Choice C asks directly about the meaning of that key word. The other questions ask why, what might happen, or when to do it, rather than clarifying the instruction itself.

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