Being unable to type the letter, the boss fired me.

Question

1) It is a run-on.
2) It is a dangler.
3) It is a comma splice.
4) It lacks parallel parts.

Answer 1

What do you think the answer is?

Check these sites.

http://owl.english.purdue.edu/handouts/grammar/g_parallel.html

http://www.businesswritingblog.com/business_writing/2006/05/dangling_modifi.html

Answer 2

I think it is a dangler.

Answer 3

right