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Which scenario(s) below should be counted using permutations? I.the number of ways the gold,silver,and bronze medal winners can be chosen in an Olympic track-and-field event (assume that there are no ties)
II.the number of ways 3 people can be chosen to sit from among 8 people
III.the number of ways to choose 5 lottery numbers
IV.the number of ways to roll a total of 7 when rolling a pair of dice
V.the permutation may not be used in any scenarios
GetDirectory
A method or function in programming used to retrieve the directory path of a file or application.
File Class
A class that encapsulates the behavior and attributes of files, allowing for the creation, reading, and writing of files in a program.
Exists
In the context of file systems, "exists" typically refers to a method used to check whether a file or directory exists in the file system.
ObjectOutputStream
A Java class used to serialize objects into a binary format for persistence or transmission.
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