Suppose you obtain four different samples of nucleic acids.You analyze the nitrogenous base composition of each one and get the results in the table below (the numbers indicate percentage of each nitrogenous base in the samples) . 
Which of these nucleic acids is/are single-stranded RNA?
Definitions:
Other-Race Effect
An inclination to more effortlessly discern faces of the race one is predominantly exposed to, generally one's own race.
Hindsight Bias
The tendency to believe, after an event has occurred, that one would have predicted or expected the outcome, often referred to as the "I-knew-it-all-along" effect.
Scapegoat Theory
A social psychology concept suggesting that individuals or groups often blame someone else for their own problems, leading to feelings of prejudice against that person or group.
Just-World Phenomenon
The cognitive bias to believe that the world is fair and people get what they deserve.
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