She hadn't washed her hands
The answer is most likely b or a
Answer:
<em>Metaphor. Metaphors,</em><em>Simile</em><em>,</em><em>Imagery</em><em>,</em><em>Symbolism</em><em>,</em><em>etc</em><em>.</em><em> also known as direct comparisons, are one of the most common literary devices</em><em> </em><em>or</em><em> </em><em>technique</em><em>.</em>
If you are talking about face shields its an alternative to masks. That way you can clearly see their face and mouth for listening purposes.