Consider the following excerpt:

About 90 percent of species [ ] in the Clarion Clipperton Zone [ ], yet they [ ] at risk from mining for minerals such as cobalt and nickel.

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Mark the alternative that completes the brackets in the order they appear in the excerpt.

a) to be found – have never been identified – are.
b) are found – will never be identified – might be.
c) to find – will be identified – are.
d) found – have never been identified – may be.
e) find – have been identified – might be.