Suppose 9 adult smokers were randomly selected. Researchers want to check whether the movie about the dangers of smoking affects the number of cigarettes smoked. The number of cigarettes per day before and after watching the movie was recorded for each smoker from the sample and resulting data are given in the accompanying table. 
Select the most appropriate 95% bootstrap confidence interval for a difference in the mean number of cigarettes per day before and after watching the movie for adult smokers and its correct interpretation.
Definitions:
Execution Speed
The rate at which a computer or a program processes instructions, often measured in instructions per second or cycles per second.
Command-line Arguments
Parameters that are passed to a program at the time it is invoked, usually from a terminal or command prompt.
Main() Function
The primary entry point of execution for C and C++ programs, where the execution of the program begins.
Command Line
An interface or environment that allows users to interact with the computer's operating system or software by typing commands.
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