There are so many opportunities

[jax]

Test No. errors/advan-1 "Give me the bill", question 5

There is so many more opportunities today in media related industries than could be found 30 years ago.

(a) is
(b) in
(c) related
(d) than

Test No. errors/advan-1 "Give me the bill", answer 5

There are so many more opportunities today in media related industries than could be found 30 years ago.

Correct entry: are
The error was: (a) is
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please give the explanation for wrong answers

[Alan]

Are is needed because of the noun opportunities, which is plural.
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English as a Second Language
You can read my ESL story Present Simple