The function $L(x) = \int_1^x \frac{dt}{t}$ satisfies the equation
- A$L(x + y) = L(x) + L(y)$
- B$L\left( \frac{x}{y} \right) = L(x) + L(y)$
- C$L(xy) = L(x) + L(y)$
- DNone of these
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