I do not know what your question is but if you are asking what is it then it could be a pipe under water that is dripping at a constant rate underwater which is why you only find it while wearing scuba gear.
I think the best answer would be C.
A comma should not be used to end a sentence. I period should.
oh easy
Explanation:
when I wake up ,I wake up lately.So I brush my teeth ,wash my face and change cloth.And I cover my bed. And then I eat my break fast. I wash the dishes . And then I start studying .