Answer:no marlow isn't eavesdropping
Explanation:he isn't eavesdropping bc they walked under him and just thought they were in private so they should've looked better and he was there first not saying he should be petty about it but it would make marlow a better person by letting them know so after they finish talking they don't spot him and then accuse him of eavesdropping.
Answer: A Pen?
Explanation: you can write with a pen? (not sure how to answer this question
A secondary source in when you don't get the information from the person who said let's say you asked what's for lunch today and they told someone to tell you fried chicken but they told you chicken sandwich the answer can change before it gets to you.