*Q:* Would a compact disc melt in magma?
*A:* My reasoning: Magma is the molten material beneath the earth's surface. The temperature of magma ranges between 1300F and 2400F degrees. A compact disc is made of polycarbonate plastic. Polycarbonate plastic melts at 311F degrees.
The answer: yes.


*Q:* Do flying fish have good eyesight?
*A:* My reasoning: Flying fishare commonly found in the epipelagic zone, the top layer of the ocean to a depth of about 200 m (656 ft). The epipelagic zone is the illuminated zone at the surface of the sea where enough light is available for photosynthesis. Good eyesight is a necessary survival trait for animals living in well-lit areas.
The answer: yes.


*Q:* Was Mark Twain a struggling inventor?
*A:*
My reasoning: Twain patented three inventions. Twain created and sold over 25,000 self-pasting scrapbook creations. Twain invented an improvement in adjustable and detachable straps for garments to replace suspenders.
The answer: no.