Which of the following city is among the world’s top 10 most stressful urban centres to live in, according to a list by German company VAAY?

A. Islamabad
B. Karachi 
C. Lahore
D. Multan

Explanation:

Pakistan’s Karachi has been named among the world’s top 10 most stressful urban centres to live in, according to a list by a German company VAAY.