Question

If a person suffering from asthma has determined that higher altitudes decrease symptoms, which source would be BEST for determining specific altitudes for various locations?

Answer 1

a topography map

it shows the landscape including mountains which are high elevation

Answer 2

A) Almanac  

B) Thesaurus  

C) Dictionary  

D) Reader's Guide  

I'm sorry I don't know the answer :( but this is to help the people with what the answer choices are, comments are available to put answers :)