Answer:
When the text contain the ASCII code (Which contains the character) is the correct answer of the above question.
Step-by-step explanation:
ASCII is used for the Unicode for the computer system. The full form of this is the American standard code of information interchange. It is a code that is used by the computer system for their personal use. It is because no one can hack the information from the system. If anyone can do so then they can get that text which has no mean.
The above question asked about the condition in which Unicode output is the same from plain text. So the answer is ASCII code because the ASCII code and the Unicode are the same. The only difference between them is the representation of bits.