'This' is a determiner.
no
yes, an is a determiner. it fall under the the definite and indefinite article
Yes, the Australian slang term 'No worries.' is made up of a determiner and a noun.
Pronoun, verb, determiner, adjective, noun, preposition, determiner, noun, preposition, determiner, noun
yes
Yes
yes
Another is a determiner.
article or determiner
determiner
No. These is the plural form of this and is a pronoun or determiner (used like an adjective to define a noun).