The correct answer is A. str.
In Python 2, a string is a sequence of characters. It is represented by the type str
. A string can be created using single or double quotes. For example, the following are all valid strings:
'Hello, world!'
"This is a string."
A string can also be created using the str()
function. For example, the following code creates a string from the integer 123:
“`
str(123)
‘123’
“`
Strings can be manipulated using a variety of methods. For example, the len()
method returns the length of a string, the upper()
method returns a string with all uppercase letters, and the lower()
method returns a string with all lowercase letters.
Here is a brief explanation of each option:
- Option A:
str
is the correct answer. A string is a sequence of characters. It is represented by the typestr
. - Option B:
unicode
is not correct. In Python 2, a string is a sequence of characters. It is represented by the typestr
. - Option C:
strs
is not correct. In Python 2, a string is a sequence of characters. It is represented by the typestr
. - Option D:
unicades
is not correct. In Python 2, a string is a sequence of characters. It is represented by the typestr
.