What does "This change" refer to? Choose the word or phrase that completes the idea.
Astronaut Chris Hadfield directly benefited from the new
equipment when he lived on the International Space Station in
2013. This change helped Hadfield stay strong during his time
in space.



Answer :

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In the given context, the phrase "This change" refers to the new equipment that Astronaut Chris Hadfield directly benefited from while living on the International Space Station in 2013. This new equipment helped Hadfield stay strong during his time in space.

To summarize:
1. "This change" refers to the new equipment used by Astronaut Chris Hadfield.
2. The new equipment directly benefited Hadfield during his stay on the International Space Station in 2013.
3. This change, the new equipment, played a significant role in helping Hadfield maintain his strength while in space.