Please solve all questions

B UNION C. MERGE D. None of the above 40. Subqueries must be enclosed with A. Parenthesis B.Flower Brackets C. Double Quotes D. None of the above. 41. Which of the Following are true A ANY and ALL keywords are used with a WHERE or HAVING clause B. ANY and ALL operate on subqueries that return multiple values C. ANY returns true if any of the subquery values meet the condition D. All of the above. 42. SELECT INTO Statement A. Copies data from one table into a new table. B. Copies data from one table to another table. C. Both of the above D. None of the above. allows a unique number to be generated automatically when a new record is inserted into A. Auto Generate B. Set Default C. Auto-increment D. None of the above 43. 44. A unique index does not allow any duplicate values to be inserted into the table. A. True B. False C. Both of the above. D. None of the above. 45. Indexes are automatically created for A. Primary key constraints B. Unique constraints C. Both of the above. D. None of the above