Problem:
Choose the option that correctly adds any missing commas in the following sentences. Dedicated to improving the lives of children UNICEF provides poor communities with lifesaving vaccines clean drinking water and other forms of emergency relief. a. Dedicated to improving the lives of children UNICEF provides poor communities with lifesaving vaccines clean drinking water and other forms of emergency relief. b. Dedicated to improving the lives of children, UNICEF provides poor communities with lifesaving vaccines, clean drinking water, and other forms of emergency relief. c. Dedicated to improving the lives of children UNICEF provides poor communities with lifesaving vaccines, clean drinking water, and other forms of emergency relief.