The given sentence contains a typo which could be one of the following four types: (1) swapped letters of a word e.g. 'niec' is a typo of the word 'nice'. (2) missing letter in a word e.g. 'nic' is a typo of the word 'nice'. (3) extra letter in a word e.g. 'nicce' is a typo of the word 'nice'. (4) replaced letter in a word e.g 'nicr' is a typo of the word 'nice'. You need to identify the typo in the given sentence. To do this, answer with the word containing the typo.

Q: A perosn in a suit takes a photo of themselves in the mirror.

A: perosn
****
Q: Two cars are stopped at a red light and transit buses are in the backround.

A: backround.
****
Q: tow men on ski boards in the midst of a blizzard

A:
tow
****