Read the excerpt from samuel johnson's preface to a dictionary of the english language. i applied myself to the perusal of our writers; and noting whatever might be of use to ascertain or illustrate any word or phrase, accumulated in time the materials of a dictionary, which, by degrees, i reduced to method, establishing to myself, in the progress of the work, such rules as experience and analogy suggested to me; experience, which practice and observation were continually increasing; and analogy, which, though in some words obscure, was evident in others. the excerpt suggests that johnson’s work is significant because itteaches readers how to understand analogies. follows a method prescribed by other dictionaries. reflects an exhaustive study of its words. includes obscure words not previously defined.

it depends on the natural disaster. a good one you can choose are hurricanes. water vapor is the "gas" and warm fronts are the "spark". because of the global warming that humans have caused with green house gases, hurricanes have become more frequent and stronger, making them more dangerous.

in the speech "four freedoms", the presidente franklin d. roosevelt talks about:

in this last one, he suggests that going to war will result in a peaceful political system. in other words, he refers to a reduction of armaments to an extent that not even one nation will be able to commit agression against any neighbout - anywhere in the world.

the last option d is the answer.the reasons are clear.he wants to defend flying drones as an activity which does not invade people´s lives.in turn , after making the claim collin justifies the use of drones as a sport and mentions what it requires for doing so.collins also says that it should be advisable to have more organization for the ones who do this activity but never gives any evidence to support the claim that drones do not invade privacy.when collins tells about complaints against the time and place drones are used , he could be speaking about people being disturbed about the noise drones make or about using some public space meant for other activities and not exactly privacy.