The figure below shows a circuit composed of two logic gates. The output of the circuit is true. Which of the following is a true statement about input A?
I know that the answer is "A" but can someone explain to me why?

Solution: the categorization of functional and non-functional requirement are as follows: some of the more typical functional requirements include: • business rules• transaction corrections, adjustments and cancellations• administrative functions• authentication• authorization levels• audit tracking• external interfaces• certification requirements• reporting requirements• historical data• legal or regulatory requirementswhile,some typical non-functional requirements are: • performance – for example response time, throughput, utilization, static volumetric• scalability• capacity• availability• reliability• recoverability• maintainability• serviceability• security• regulatory• manageability• environmental• data integrity• usability• interoperability

Hdi4nfnfuhdjdurjfjc7fjrnckf snuck fhfjfkfmfjfk4jrhr

What are the choices? then ill be able to . on normal circumstances id say try a catchier title and topic