I think that the awnser to this is the 4th one. Because if you know someone for a long time you get to know them as a person.
I think (bedel) hope it helps
I think the proverb means that. You need to take classes in architect ( or some education ) to learn how to build houses and by understanding if it's firm on a base. By knowledge the rooms are filled with all precious and pleasent riches. Like a designer, you need to know about design. The proverb is basically about how you need knowledge to do both of these things.
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The word "Abnormal" is made up of the prefix "ab" which means away from, and "normal". So the word "Abnormal" means not normal.</span>
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An abstract is a summary of an article or book. It does summarize that facts in an article, so it will most likely be appropriate. However, it is a brief explanation, thus it may only provide brief information which is bland and not specific, which may not be appropriate for research.
Hope this helps! c:
