Which situation is most similar to the situation described in paragraph 4 (lines 42–44 (“I dreamed all night about Indians, deserts, and silver bars, and in due time, next day, we took shipping at the St. Louis wharf on board a steamboat bound up the Missouri River.”)
)?

the message which is being conveyed is that if a person does not have the qualified skills to be an writer then he should not and if he becomes then just leave it away..

i think this is it plz check

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).

i think it is who. im not sure to be honest

answer: producers

explanation:

they are producers because the use photosynthesis to collect sunlight and make food for themselves which when a animal comes around and eats it it becomes a food chain