Read this sentence from paragraph 6 of the passage.

“often the accompanying voice you hear is straightforward, knowledgeable, and quite friendly.”

what does the word knowledgeable mean as it is used in this sentence?

modest

peaceful

intelligent

honest

intelligent

Explanation:

According to the Merriam-Webster dictionary, the word knowledgeable means 'having or showing knowledge or intelligence', and that's what it means in the sentence in question.    

what is the purpose of the description in this passage from travels with charley?

to explain how he develops friendships with people

to show his fear of the man

to show that people in the bad lands are dangerous

to show the similarity between the man and the place

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).