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What is a loop? a. a collection of function definitions at the top of a program b. a line of code that defines a variable and assigns it a value c. a program that opens the turtle graphics window d. a block of code that repeats a specific number of times

Which of the following types of software is most applicable to the promotion of new products through advertising? a. databases b. spreadsheets c. web design programs d. word processing tools

In simple terms, how would you define a protocol?