They used their ability to focus & work together
Hey there!
Your answer is D. a letter.
Transitive verbs are verbs that are used with an object. It refers to the person or thing that the verb's actions affects.
Therefore, option D is correct. The soldier (noun) is carrying out the action of writing the letter.
Hope this helps!
What this statement means is that even if people are speaking bad on your name do not live up to the bad things they said about you. Or in other words prove them wrong.