The correct option is
A Simple raceme, spadix, spike, catkin
A. Simple raceme, corymb, and umbel belong to racemose inflorescence. Simple cyme belongs to cymose inflorescence.
B. Simple raceme, spadix, spike, and catkin belong to racemose inflorescence.
C. Cyathium, verticillaster, and hypanthodium belong to cymose inflorescence. Catkin belongs to racemose inflorescence.
D. Capitulum, globose head and catkin belong to racemose inflorescence. Verticillaster belongs to cymose inflorescence.
So, the correct answer is 'Simple raceme, spadix, spike, catkin'.