I believe a "a bird" is a subject because I did process of elimination. It can't be a verb, because you cannot "do a bird." It depends what the context of the sentence is as well. Is there a clear object, or subject? Otherwise, I would say subject.
The answer to the question:
<span>Which of the following is true about plays
A. Writing plays can be difficult because people spoken vocabulary is usually much larger than the written vocabulary
B. Plays are able to use written directions to explain the Back stories of the characters
C. When reading a play it isn't constructed to read the stage directive since you aren't seeking an actual performance
D. Place most used language that makes sense when spoken out loud and not just written on a page
is:
</span>D. Place most used language that makes sense when spoken out loud and not just written on a page
<span>
</span>
<span>B.comparing two stories to make connections in theme</span>
Thanatopsis strongly suggests that human beings are an ongoing part of the earth itself.
Is B..... hope this helps