The Winter Olympics are held every 4 years.
Are you talking about laws ?
In 2017 the law about using a device is only allowed if its voice operated so could it be ....
With your Voice..
To be able to answer this I must see the text and what part A (the roaring twenties) has to do with this question
Since I cannot help much I will give some tips
*look at part a and conclude why this question relates to (I assume part b)
*find the two details that make no sense (you can eliminate those)
*reread the question and your remaining answers
*reread part A and pick the best answer out of the two remaining choices
-gold luck sorry I couldn’t help much