The x should be the string variable.
What is the string variable?
It is also known as the alphanumeric variables or the character variables. Where the values should be in text from. It means the value of the string variables might include numbers, letters, symbols, etc. So based on this
x = Hi there, this represent it is the string variable.
Therefore, we can conclude that the last option is correct.
learn more about variable here: https://brainly.com/question/24336098
