Center Back Duties in the 3-4-1-2 Formation: Marking, Aerial duels, Distribution from the back

What are the core duties of a center back in the 3-4-1-2 formation?

How should a center back approach marking in the 3-4-1-2 formation?

What techniques are effective for winning aerial duels as a center back?

How can center backs improve distribution from the back?

What are the key differences between center back duties in different formations?

What practical drills can enhance a center back’s skills?