I hope for a quick answer without explanation

data base

Which of the following query finds the students who have borrowed at least one book? Select one: a. SELECT DISTINCT S.sid FROM St udent S, Borrow R WHERE S.sid = R.sid; b. SELECT S.sid FROM Student S, Borrow R WHERE sid =sid; SELECT S.sid FROM Student RIG HT OUTER JOIN Borrow; None of the above Which of the following is correct: Select one: a. SELECT name, salary FROM empl oyee WHERE age>50 and 50 and age 50 and WHERE age