What is the best description of the problem in the code below?var str = "Hello World";str[0] = "F";AOnce a string is created it can't be changed in place, since strings are mutable in JavaScript.BOnce a string is created it can't be changed in place, since strings are immutable in JavaScript.CChanging characters of a string can only be done using the setCharAt() method.
Question
What is the best description of the problem in the code below?var str = "Hello World";str[0] = "F";AOnce a string is created it can't be changed in place, since strings are mutable in JavaScript.BOnce a string is created it can't be changed in place, since strings are immutable in JavaScript.CChanging characters of a string can only be done using the setCharAt() method.
Solution
The best description of the problem in the code is B: Once a string is created it can't be changed in place, since strings are immutable in JavaScript. This means that once a string is created, it cannot be changed. Any operation that appears to modify a string instead creates a new one.
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