Which of the following accurately lists all discontinuities of the given function? f of x equals enlarged left-brace first row 4 comma x less than negative 4. Second row open paren x plus 2 closed paren squared comma negative 4 less than or equal to x less than or equal to negative 2. Third row negative one half x plus 1 comma negative 2 less than x less than 4. Fourth row negative 1 comma x greater than 4.