For the following reactions:
Which of the following statement is correct?

Options

A. (A) is elimination, (B) and (C) are substitution reactions.
B. (A) is is substitution, (B) and (C) are addition reactions.
C. (A) and (B) are elimination reactions and (C) is addition reaction.
D. (A) is elimination,(B) is substitution and (C) is addition reaction.