Aringing cell phone or an audience member browsing the web on her laptop during a speech are examples of which element in the speech communication process?

How could an audio recording most likely convey the characters emotions during the scene

What can you infer about how the particular events in "the memoirs of the conquistador bernal del diaz de castillo" still affected the writer at the time of writing his memoir? he thinks of his dead crewmen with sadness and regrets that they died for nothing. he is still frustrated that one of his men accidentally kills himself by drinking too much water.  he thinks wistfully about the wealth he may have enjoyed if they had found gold in the yucatan.  he still considers indians liars. 

Which source would be the most credible choice for researching the life of anne frank?