The red sea, the Persian gulf, the gulf of Oman, the gulf of Aden, and Arabian sea
Decompression sickness manifests ITSELF with joint pain and it can be fatal.
'Itself is a word that is usually used as the object of a verb or preposition to refer to to an inanimate thing or an animal which has been mentioned previously as the subject of the sentence.
Answer:
What is the theme the author tries to convey through the speaker? Why