In the following questions a sentence is given with three blanks, which is followed by a table, in which three columns are given (Column I, Column II and Column II

Column I: A. unwavering - This word means firm and resolute. However, in the context of the sentence, it doesn't convey the idea of Richard Nixon facing challenges or difficulties. B. capably - This word means with the ability or competence. While it's a positive trait, it doesn't convey the sense of struggling or dealing with challenges, which is needed in the context. C. struggling- This word is the correct choice as it indicates that Richard Nixon is facing difficulties in coping with the political situation, which aligns with the context of the sentence. Column II: D. serenity - This word means a state of calmness or tranquility. It doesn't fit the context of political challenges and turbulence. E. turbulence- This word refers to a state of disturbance or unrest, which is appropriate in the context of political challenges. F. equilibrium - This word refers to a state of balance or stability, which doesn't convey the idea of political unrest or challenges. Column III: G. cooperation - This word implies working together, which is not the intended meaning in the context of the sentence. H. condescension- This is the correct choice, as it indicates an attitude of patronizing superiority, aligning with the idea that Nixon could not stand Trudeau's liberal condescension. I. indifference - This word means a lack of interest or concern, which is not the intended meaning in the context of the sentence. So, the correct triplet of words is C-E-H, as they collectively convey the intended meaning in the sentence. So, the completed sentence would be: “Richard Nixon, struggling to cope with the political turbulence at home and the world at the turn of the 1970s, could not stand the liberal condescension of Prime Minister Pierre Trudeau (father of the current Canadian PM)”.