Some of the following sentences are gramatically incorrect and some are correct. Find out which part of a sentence has an error and mark the part . if there is no error mark the part of your answer.
It was `("she")/a` who suggested that `("you be")/b("at the doctor")/c` to welcome each participant `("on the arriaval")/d("No error")/e`.

Explanation

(d) his arrival for their arrival