Select the INCORRECTLY spelt word.

Correct option is D

The word that is incorrectly spelled is option (d) Neccessary.
The correct spelling is "necessary."
Meaning of the all the given options:
 Cemetery: A place where the remains of dead people are buried or cremated.
 Accommodate: To provide lodging or space for someone or something.
 Intruder: Someone who enters a place or situation where they are not supposed to be.
 Necessary: Needed to achieve a particular purpose or goal; essential.