A universal theme is often (A) a central message that applies to anyone, anywhere.
For
example, in the To Kill a Mockingbird, the central theme is
the 'death' of innocence. This is a universal theme in a way that in
everyone's lives at some point, there comes a time where their innocence
is shattered....whether they are growing up or have witnessed something
that they shouldn't have. As such, this is applicable to anyone,
anywhere.
A is the answer to your question
The correct answer is D. <span>Collecting is very popular today, it is a good investment and fun.
This is because these two sentences are connected only using a comma. What it needs is a conjunction to avoid being a run-on sentence. The other sentences have either conjunctions or a semi colon which also works.</span>