Computer Science for IGCSE & O level - Boolean Logic (Section 5 - No. 3)

Which of the following logic expressions is represented by the given logic circuit (refer to the images)?

(NOT A AND B) OR (C OR (A AND B))

(NOT A AND B) OR (NOT C OR (A AND B))

(A AND B) OR (C AND (NOT A AND B))

(A AND NOT B) OR (C AND (A AND B))

The circuit consists of NOT, AND, and OR gates. Tracing the inputs, one can deduce the expression.