Step 1: Understand flowchart symbols.
Flowcharts use standard symbols to represent different types of operations or steps.
Step 2: Identify the diamond symbol.
The diamond-shaped symbol is used where a condition is checked and a decision is made based on Yes/No or True/False outcomes.
Step 3: Analyze the options.
Processing is shown by a rectangle.
Input/Output is shown by a parallelogram.
Terminator (Start/End) is shown by an oval.
Step 4: Conclusion.
Therefore, the diamond-shaped symbol represents a Decision.