Answer:
someone has used an account open in your name. change your email passwords. log out on other devices other than what you have on you & get a 2 step identification so that this dose not happen again.
Yes, a minor second is the same as a half step
Height, weight wouldn't involve tape around the body, if thats what thats meaning.
Answer:
Scat singing
Explanation:
definition: vocal improvisation with wordless vocables, nonsense syllables or without words at all