Verify by substitution that the given function is a solution of the given differential equation. Note that any primes denote derivatives with respect to x. y = 7x, y=x?+ 13 What step should you take to verify that the function is a solution to the given differential equation? O A Integrate the function and substitute into the differential equation, OB. Substitute the given function into the differential equation. C Differentiate the given function and substitute into the differential equation, D. Determine the first and second derivatives of the given function and substitute into the differential equation. Integrate or differentiate the function as needed. Select the correct choice below and fill in any answer boxes within your choice. O A The first derivative is y. and the second derivative is y. # The first derivative is y = 7x be The Inderlinite integral of the function is y dx TOD. The function does not need to be integrated or differentiated to verify that it is a solution to the differential equation Substitute the appropriate expressions into the differential equation