It should be “however, no matter how advanced technology becomes, people will always have a need for quick, legible handwriting.”
The answer is C. or.
I can't really explain it good ,but I know for a fact it's C.or, plus it can connect back to the word either.
The adjective phrase in the sentence is option A. from the Spanish language. This adjective phrase in the sentence describes the noun, which is the word "terraza". An adjective phrase contains words that are used to describe either a noun or a pronoun.
I don’t like watching TV but, I really enjoy going to the movies.