By the french language.
After the Norman invasion and conquest of Britain, they were subject to change the official language to french and english was no longer allowed nor spoken on court. This is also the reason for some french words in the english language nowadays.
Answer: A. Research work, essay or presentation are the specific part of a subject in a narrow sense is a description of the studies undertaken to summarize the available information, to conduct experiments and experiments, to establish the regularities deriving from the collected data.
Cheung Chau is famous for its many temples, beaches and caves.