How does the brainstorming method of freewriting in writing a research paper?
it lists the main ideas and supporting ideas on the topic in a logical order.
it connects words, phrases, or sentences relevant to the main topic.
it allows jotting down ideas and thoughts on the research topic in a timed session.
it gives a three-fold perspective about the topic: what it consists of, how it has evolved, and what it relates to.
it encourages asking and answering questions about the topic.

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).

most likely the answer would be a.) cupidity

definitions:

cupidity - greed for money or possessions

hydrophobia - extreme or irrational fear of water, especially as a symptom of rabies in humans

pathology - the science of the causes and effects of diseases, especially the branch of medicine that deals with the laboratory examination of samples of body tissue for diagnostic or forensic

patho -   relating to disease