Yes, congragulations B is the answer.
Germany had no choice but to sign the treaty of versailles
I would go with Microsoft Excel. It's pretty easy to use and might be easier to look at. It's like an online table. Or, if you're looking for something different, try PowerPoint.
A nonlinear function is a function with an order or the highest degree among the variables not equal to 1. In this case, we can expect the form to be that like in A, B and D. The x-variable should have an exponent of 1 to be able to be called linear. In this case, the answer to this problem should be C.