The correct answer is “She was a nun and served as a missionary.” This is evident from the statement “She was a nun and served as a missionary.” The other options of being a nurse, reporter, or engineer are not mentioned in the given statement. 

Mother Teresa was beatified by Pope John Paul II on October 19, 2003. 

Mother Teresa was awarded the Nobel Prize. This prestigious award is given to individuals or organizations that have made significant contributions to humanity in various fields such as peace, literature, medicine, and economics. Mother Teresa received the Nobel Peace Prize in 1979 for her selfless and dedicated work in helping the poor, sick, and marginalized in society. Her efforts in establishing homes for the dying, orphanages, and centers for the mentally ill in Kolkata, India, earned her international recognition and admiration. The Nobel Prize recognized her immense impact on improving the lives of the most vulnerable and her unwavering commitment to humanitarian work. 

The correct answer is “They worked in India.” This is evident from the information provided in the question, which states that the Sisters of Loretto worked in various locations, and among the given options, India is the only country mentioned. Therefore, it can be concluded that the Sisters of Loretto worked in India.