Choose the correct sentence which is built from the words and phrases given:
it / is / to / come / in / Japan / know / you / important / rank / people / of / in / the contact / whom / with.
A. In Japan, it is important to know the rank of people with whom you come in contact.
B. To know the rank of people with whom you come in contact it is important in Japan.
C. In Japan, it is important with whom you come in contact to know the rank of people.
D. You come in contact with people of whom the rank to know it is important in Japan.