1 What is the order of Runge Kutta 4th order method

O(h4)
O(h3)
O(h2)
none

2 Which of the following methods shows stability for stiff equation

Both Rk2 & Multi step methods
Rk2 method
Multi Step Method
Both Methods are unstable for stiff equation

3 Order of Euler's Method is less than multi step method

True
False