[Answer] Which of these methods of transportation is not dirigible?

Step 1 : Introduction to the question "Which of these methods of transportation is not dirigible?"

...1. Car 2. Bicycle 3. Blimp 4. Chairlift

[Answer] 5. Which of the following methods can be used to cook a lobster?

Step 1 : Introduction to the question "5. Which of the following methods can be used to cook a lobster?"

...1. Boiling 2. Grilling 3. Steaming 4. All of these methods Lobsters may be cooked in a variety of ways including boiling, steaming, grilling, and broiling. Some animal activists contend that none of these methods is acceptable since lobsters feel pain. Some scientists have performed studies that show that lobsters probably do not feel pain. The website below has more information on this topic. http://www.cbsnews.com/stories/2005/02/14/tech/main673989.shtml

[Ans] who holds patents awarded in the 1950s for automatic video scanning and inspection methods, which led to bar code technology?

Step 1 : Introduction to the question "who holds patents awarded in the 1950s for automatic video scanning and inspection methods, which led to bar code technology? "

IBM offered to buy the patent, but its offer was not high enough. Philco purchased their patent in 1962 and then sold it to RCA sometime later