question: Complete the next sentence:

How to change your mercruiser engine oil
Read your owners manual and its safety precautions.
In general, you need to change your oil every year or every 100 hours of use, whichever comes first.
Visually inspect your engine and check the oil before starting.
OPTIONS:
- Inspect it in a light to make sure no oil leaks out of your oil-compartment. If it does, remove it from your engine and run a wire through it to check for leaks.
- Make sure the prop has been removed and that no people or pets are near the stern drive or prop before starting the motor. Check for fuel or fuel vapors outside or in a well ventilated area to prevent carbon monoxide poisoning to people.
- If you see green or blue spots or flashing, it means that the oil is too low. If the oil is very low, pour the oil (preferably whole oil) and spray again until your oil goes below the red mark.
- Remove oil filters and replace them with new ones. The new filters should be on the non-oil surface.

answer: Make sure the prop has been removed and that no people or pets are near the stern drive or prop before starting the motor. Check for fuel or fuel vapors outside or in a well ventilated area to prevent carbon monoxide poisoning to people.

question: Complete the next sentence:

How to securely wipe an imac or mac os x based system hard drive
Boot an imac or apple-based higher system.
Make sure you've backed up all your necessary data to a thumb or external hard drive.
This data includes important documents, media, itunes files, and bookmarks.
OPTIONS:
- You will also need an imac or apple desktop vga if you're using windows os x. once you have this data backed up, use the cds tab at the left to search for it.
- Safely remove this thumb or external hard drive so that it is no longer connected to your system. As a precaution, physically detach all connected disks that you do not wish to wipe.
- Once you've backed up all your data in your virtualbox, transfer it to a thumb/external hard drive, or use apple's backup app. Once done and connected to your apple computer, follow the on-screen instructions to install virtualbox.
- If you think you will need files or files you don't need, you can " back up " them to home in safe mode. Copy the following into clean and safe mode : Filesystem registry (os x 755).

answer: Safely remove this thumb or external hard drive so that it is no longer connected to your system. As a precaution, physically detach all connected disks that you do not wish to wipe.

question: Complete the next sentence:

A man and a dog tug of war over a frisbee. The man throws the frisbee , the dog catches it and brings it back. the man
OPTIONS:
- tapes the dog up against an attached chain.
- throws it again and the dog returns it.
- brings the dog back to the frisbee for a second try.
- throws frisbees around to the dog while the dog throws them back and forth.

answer:
throws it again and the dog returns it.