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The facts in a Prolog program are useful even without any rules.?

Answer the following statement true (T) or false (F)

Consider changing the if block in the frequency shift method (Program 86) to sourceIndex = sourceIndex - s.getLength(). What’s the dif- ference from just setting the sourceIndex to 0? This change will also reset the sourceIndex for wrapping back to the front of the sound. Is this better or worse?

What will be an ideal response?