Что отличает научное знание 1) обоснованность, логичность 3) признанность обществом

1) The streets are crowded with shoppers on the New Year's Eve.
2) Plenty of food is thrown away every day.
3) She changes furniture every 2 years.
4) Do they sell rare books?
5) He has got a very expensive italian suit, isn't he?
6) Collectors often buy ancient things such as really old spoons.
7) And then the fire was everywhere.
8) Fire brigade came in 3 minutes. 
9) The chairman was appointed a few days ago.
10) Medicines should be kept out of the reach of children. 
11) Security personnel successfully prevented the accident. 
12) Has he had job offers recently?
13) Just few people survived.
14) In my opinion, this place is fascinating.
15) Have you seen any customers there?
16) Is this dress of high quality?
17) I'm fond of his autumn collection.