How Do You Interpret the Estimated Value Of $\gamma$ ₁ in the Following Equation: Ln(ENT_EXP)=

How do you interpret the estimated value of $\gamma$ ₁ in the following equation: ln(ENT_EXP) = $\gamma$ ₁ + $\gamma$ ₂ (INCOME) + e
Where INCOME is annual household income (in thousands) and ENT_EXP is annual entertainment expenses?

A) the income elasticity of entertainment
B) when multiplied by 100 it is the percentage increase in entertainment expenses associated with an additional $1000 in income
C) the increase in entertain expenses associated with a 1% increase in income
D) the average of the logarithm of entertainment expenses for a household with zero income