Answer:
[-1,1]
Explanation:
The question in English is
which of the following intervals contains the number 0?
case A) (0,1]
All real numbers greater than zero (the number 0 is not included) and less than or equal to 1 (the number 1 is included)
case B) [-1,1]
All real numbers greater than or equal to -1 (the number -1 is included) and less than or equal to 1 (the number 1 is included)
In this interval is included the number 0
case C) [-1,0)
All real numbers greater than or equal to -1 (the number -1 is included) and less than 0 (the number 0 is not included)