What's a good place to start

Answer 1

html5, php, css, javascript, jquery, java, ruby, python, c#, c++
html5 is easiest to learn, c++ most difficult to learn.

Answer 2

HTML, Ruby or Python are good languages to start with.

Answer 3

What do you want do?
Games?
Learn Java for android.
Learn swift for IOS.
Websites?
Learn HTML then CSS and JavaScript.
you can even go deep by learning php.
Apps?
Java is for everything on android.
Swift is for everything on IOS.
Desktop can be with Java for any platform , C# for windows.

If you want to make Artificial intelligence go with python which is quite for someone like you I guess.
Whatever language you pick first, it is not a problem because you will learn the basics of programming with any language. I recommend Java or C or even Python.
C is more advanced but at the end of the day do your research and learn whatever you want. hope it helped.😉

Answer 4

HTML