Answer, meet, meet have the same meaning, just one is enough.
B In recent years, the number of patent applications in China has increased year by year, and the number of patent applications has continued to grow rapidly, indicating that the domestic R&D level and the public's patent awareness are constantly improving.
It should be that the number of patent applications continues to grow rapidly.
C here, most of the lakes that used to be open have been leveled and turned into homesteads, and a small part of them are shrinking at the rate of 10% every year, which is heartbreaking.
It cannot be said that the speed of 10% is reduced every year, but it is said that the speed of 10% is reduced every year.