Which shape represents an AND gate symbolically?

The symbol for an AND gate is represented by a flat-edged D shape with two inputs. In digital logic, an AND gate is a basic building block of more complex circuits and implements logical multiplication. This means that the output of the AND gate will only be true (or high) when both of its inputs are true (or high).

The D shape effectively conveys the functionality of the gate: it is broad at the input end, indicating that it can accept two binary inputs, and tapers toward the output, symbolizing the culmination of these inputs into a single output. This design helps to visualize how the gate processes the inputs to produce an output based on the AND logic condition.

Understanding the representation helps in circuit design and analysis, as it allows for quick identification of logic types within complex digital systems. The other shapes do not conform to the standard representation of an AND gate, as they depict different logic functions or do not accurately represent its operational characteristics.