One of your pen friends, John, will be visiting your city. However, for some reasons, you cannot meet him at the airport on time. Write a letter asking him to wait for you at the airport and tell him how to recognize you. Your letter should be no less than 100 words. You don’t need to write the address. Don’t sign your own name at the end of the letter. Use Roger instead.

A．Lower price, quicker growing speed, less land required, and wider range of climate.
B．More calories, quicker growing speed, less labor required in growing and processing, and wider range of climate.
C．More calories, quicker growing speed, less land required, and wider range of climate.
D．More calories, quicker growing speed, less land required, and wider range of products to be made of.

A．It did not make much difference to all the citizens.
B．Most of the Muslims felt that there was no much difference, but Christians, Judaists and people who embraced other religions felt increasing troubles.
C．Muslims, Christians and Judaists were protected in Islam, thus feeling no much difference, while other who embraced other faiths felt increasingly troubling difference.
D．Only Buddhists were specially treated, while others not.