java mutiple chouce. Please with explaination

QUESTION 68 Before rnning an app in the emulator, you'll need to create anwhich defines the characteristics of the device on which you want to test, including the hardware, system imege, screen size, data storage and more o a. Software Development Kit b. Attributes and Instance Variables o c. Android Virtual Device. QUESTION 69 The file, refered to as the manifest, provides information needed to run your app in Android and to filter it properly in Android Market a. Android Manilest Editor o b. End User License Agreement (EULAI AndroidManifest o d. licensing service. QUESTION 70 Queue nodes are removed only from the of the queue, and are inserted only at the of the queue a tail, tail o b. head, tai e. tail, head. d. head, head. Click Save and Submir to save and submit. Cick Save All Ansers to save all ansvers