If $\sin(A - B) = \frac{1}{2}$ and $\cos(A + B) = \frac{1}{2}$, where $0^\circ B$, what is the value of angle $A$?

Options:

• A: $45^\circ$
• B: $60^\circ$
• C: $30^\circ$
• D: $15^\circ$

Related Practice Questions:

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