Apple's iBeacon uses which of the following technologies?

What will be the outcome of the following SQL statements issued in the HAPPY INSURANCE database?

GRANT SELECT, INSERT, ALTER, UPDATE ON client TO shannon; REVOKE INSERT ON client FROM shannon; A) Shannon can read data from CLIENT, change data in CLIENT, change the metadata of CLIENT, insert data in CLIENT B) Shannon can read data from CLIENT, change data in CLIENT, insert data in CLIENT C) Shannon can read data from CLIENT, change data in CLIENT, change the metadata of CLIENT D) Shannon can insert data in CLIENT

Compare and contrast scientific management with Hawthorne effect

What will be an ideal response?