Which of the following phrases (I), (II), and (III) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? Choose the best option among the five given alternatives that reflect the correct use of phrase in the context of the grammatically correct sentence. If the sentence is correct as it is, mark (e) i.e., “No correction required” as the answer. 

Q:

Many centuries of European history have been marked by war almost ceaseless between France and England when these two states first confronted each other in America.
I. had been marked
II. has been marked
III. is being marked

• 1
  Only I is correct
• 2
  Only II is correct
• 3
  Only I and III are correct
• 4
  Both I and II are correct
• 5
  No correction required