Which of the following is a word without an English suffix

A．Invading Britain.
B．Being assassinated while attending session of the Roman Senate.
C．Persecuting Christians.
D．Establishing the 365-day calendar.

A．Returning to the land of one's ancestors.
B．The possibility of bettering oneself through individual enterprise.
C．Spreading democracy throughout the world.
D．Being the first country to put a station in spac