Fungal flagellum originates from

Study the following statements on cilium or flagellum and answer the question.
$(i)$ Cilium / Flagellum contains an outer ring of nine doublet microtubules surrounding two singlet microtubules.
$(ii)$ Cilia are smaller which work like oars,causing the movement of either the cells or surrounding fluid.
$(iii)$ Flagella are comparatively longer and responsible for cell movement.
$(iv)$ Cilium and flagellum are covered with plasma membrane. Which of the above statements are correct?

What is $X$ in the given figure?

Which of the following statements is correct regarding cilia and flagella?

What is the structural arrangement of the axoneme in cilia and flagella?

$A$: Centriole does not form any compartment in a cell.
$R$: Centriole is a non-membranous cell organelle.