What is the best engine for making cross-platform games for iOS/Android?

Question

Mobile development

There is an idea about creating a game, like a Quiz "question-answer". The desire to create immediately for two platforms. What is the best way to do this? What languages ​​will be required?
Please be patient, I'm new to this. But there is great enthusiasm.

Answer 1

In order not to waste time, immediately study unity3d
If I understand correctly, then you need a 2d game.

Answer 2

I recommend libgdx , a Java framework.

Answer 3

www.cocos2d-x.org if you are not afraid of c++
or you can use phonegap.com html/css/js