Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

In constructing a chart, using a logarithmic scale on the vertical axis is likely to be most useful for which of the following applications?
Option A:The price of gold for the past 100 years.
Option B:The share price of a company over the past month.
Option C:Yields on 10-year US Treasuries for the past 5 years.

Answer: A