To answer this question, you need to understand the concept of controlling the flow of execution in a program.

Option A) If statements - This option is incorrect because if statements allow for conditional execution of a block of code based on a condition. However, they do not inherently allow for multiple alternative paths of execution.

Option B) Evaluate - This option is correct because the evaluate statement is commonly used in programming languages to determine the result of a condition and then choose one of several alternative paths of execution based on that result. It allows for branching and multiple alternative paths.

Option C) Perform statement - This option is incorrect because the perform statement is typically used for invoking a sequence of instructions or a subroutine, but it does not inherently allow for multiple alternative paths of execution.

Option D) Copy statement - This option is incorrect because the copy statement is used for copying data from one location to another, but it does not inherently allow for multiple alternative paths of execution.

The correct answer is B) Evaluate. This option is correct because the evaluate statement is used to evaluate a condition and then choose one of several alternative paths of execution based on that condition.

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• Wrong explanation

To answer this question, you need to understand the purpose and functionality of the UNSTRING verb in programming languages.

The UNSTRING verb is used to break down or parse a string into its constituent parts. It is typically used to extract specific portions of a string and assign them to separate variables or fields.

Therefore, the statement that the UNSTRING verb is used to transfer data from several sources to one receiving file is incorrect.

Let's go through each option to understand why it is correct or incorrect:

Option A) True - This option is incorrect because the UNSTRING verb is not used to transfer data from several sources to one receiving file. It is used to break down or parse a string.

Option B) False - This option is correct because the UNSTRING verb is not used to transfer data from several sources to one receiving file.

The correct answer is B) False.

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• Wrong explanation