Enzymatic Activity Of A Telomerase

[mage lang=”en|es|fr|en” source=”flickr”]enzymatic activity of a telomerase[/mage]
The enzymatic activity of a telomerase is best described as a?

a)polymerase
b)reverse transciptase
c)ligase
d)topoisomerase
e)none of the above

A- because both deal with replication
why the others are wrong-
b-turns RNA back into DNA (like HIV)
c-attaches new DNA strands
d- deals with unwinding DNA