I'm as puzzled as you, obviously.

this
/T͟His/

pronoun
1. used to identify a specific person or thing close at hand or being indicated or experienced.
"is this your bag?"
2. referring to a specific thing or situation just mentioned.
"the company was transformed and Ward had played a vital role in bringing this about"

determiner
1. used to identify a specific person or thing close at hand or being indicated or experienced.
"don't listen to this guy"
2. referring to a specific thing or situation just mentioned.
"there was a court case resulting from this incident"

adverb
to the degree or extent indicated.
"they can't handle a job this big"