In these questions some parts of the sentences have error and some have none. Find out which part of a sentence has an error. If a sentence is free from errors, mark(d) as your answer.
`("World is producing enough")/a` `("for every citizen but still there is hunger and mainutrition")/b` `("and it is continuing year after year")/c` `("No error")/d`.

Explanation

(d) No error