I say it is enterprising.
The irony is that a proud, successful, and important man such as Okonkwo ends up hanging himself. It's tragic irony because the reader has many hints that this might happen. ... Okonkwo's death is especially ironic when we consider one major event at the beginning of the novel: the terrible harvest.
Hello!
1. Answer: Phonology.
2. Answer: True.
3. Answer: TH because it is the hardest.
(It is divided into phonetics and phonemics).
I really hope this helped you! :)