Which one of the following statements is true for the impedance of a series RC circuit?

• The impedance is greater than the sum of the resistance and capacitive reactance
• The impedance is equal to the sum of the resistance and capacitive reactance
• The impedance is greater than either the resistance or capacitive reactance but less than their sum
• The impedance is less than the sum of the resistance and capacitive reactance
• None of the above