Which of the following is not an example of an effort to curb cultural diffusion?
a. requiring women to cover their wrists and ankles in many middle eastern nations
b. india changing the names of cities to the traditional names
c. requiring the usage of chopsticks as eating utensils in china
d. having a rock concert in a public park in japan

The correct answer is "D".

Rock is a musical genre that originated in Great Britain during the half of the 20th century. Some of the genre's major exponents come from British and American Descent.

However, due to the advance of technology and communications. Populations from other latitudes were exposed to this form of music. Some groups within these populations ended up liking them and try to follow suit, creating local bands and organizing concerts.