Problem: The credit card mobile phones now provided on some aircraft, do not interfere with aircraft systems because they are wired to a special "base station" that has been designed to safely receive and transmit radio signals in the aircraft.

Based on the paragraph above can we conclude that "credit card mobile phones are bad during emergencies"?

A: It's impossible to say


Problem: How to disinfect drinking water in the wilderness<br>Pack the proper water purifying equipment and chemicals. If you're backpacking you should have a high quality pump with a filter, and/or purifying tablets. Immerse the end of the pump where water flows in in the clearest portion of the water source that you can see.

Based on the paragraph above can we conclude that "the water has to have fish in it"?

A: It's impossible to say


Problem: Pizza Party<br>Our field trip to Pizza Hut was a lot of fun. We were allowed in the kitchen, where we were shown how to make pizza. We each made our own pizzas to cook in the oven. Since we were little, we weren't allowed to use the ovens ourselves. We ate in the dining room before going back to school.

Based on the paragraph above can we conclude that "The pizzas were little"?

A:
It's impossible to say