For a partial fraction method to be followed,1) The degree of the numerator must be more than the degree of the denominator.2) The factors formed for partial fraction are a combination of Linear factors and Irreducible quadratic factors.3) The degree of the numerator must be less than the degree of the denominator.4) The factors formed for partial fraction are a combination of Linear factors and Square roots.

• A. 1, 2 and 3 are correct
• B. 1 and 2 are correct
• C. 2 and 3 are correct
• D. All the four are correct