When using the word " which " is it necessary to still use " one " after asking a question or do " which " and " which one " have the same meaning? Where do you draw the line on the difference between " which " and " which one " when asking a question that involves more than one answer?
The difference is that "one" puts more emphasis on the number such as I have 4 computers and a printer/I have 4 computers and only one printer. So when you say a feature of my work or one feature of my work, it means the same, with the only difference that "one" is emphatic compared to "a".
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