Answer the Question on the Basis of the Following Table,which

Answer the question on the basis of the following table,which indicates the dollar price of libras,the currency used in the hypothetical nation of Libra.Assume that a system of freely floating exchange rates is in place. $\begin{array}{c}\begin{array}{c}(1) \\\text {Quantity of Libras}\\\underline{\text {Demanded (Billions) }}\\ 100 \\200 \\300 \\400 \end{array}\begin{array}{c}(2) \\\text {Dollar Price}\\\underline{\text {of Libras}}\\\$ 5 \\4\\3\\2\end{array}\begin{array}{c}(3) \\\text {Quantity of Libras}\\\underline{\text {Supplied (Billions) }}\\325 \\200 \\100 \\75\end{array}\end{array}$
Refer to the table.The equilibrium dollar price of libras is:

A) $5.
B) $4.
C) $3.
D) $2.