Answer:
Imperative
Explanation:
This sentence is a command. Hope this helps :)
17: No error
18: Not
19: Was asked
20: Which
Answer:
vigilance
Explanation:
because it's phonetic symbol is /ˈvɪdʒɪl(ə)ns/
Greek root meaning city, but especially the people of a city. The word 'police' is related, as is 'policy' and 'polite' and 'politics'. All words to do with what people decide or find normal.