A USParent Purchased a Foreign Subsidiary Last Year at a Price

A U.S.parent purchased a foreign subsidiary last year at a price in excess of the subsidiary's book value.The subsidiary's functional currency is the foreign currency.This excess is assumed to be traceable to undervalued equipment.When the parent company prepares its elimination entries for the excess, which of the following combinations of exchange rates should be used? ?
$\begin{array}{llcc} \text { Equipment } & \text { Depreciation Expense} \\\end{array}$
A) $\begin{array}{llcc} \text { Historical } &&& \text {Current } \\\end{array}$
B) $\begin{array}{llcc} \text { Current } &&& \text {Historical } \\\end{array}$
C) $\begin{array}{llcc} \text { Historical } && \text { Average } \\\end{array}$
D) $\begin{array}{llcc} \text { Current} &&& \text { Average } \\\end{array}$