Which of the following is true for $Magnesium$ $(Mg)$?

• A
  It is more electropositive than $Sodium$ $(Na)$.
• B
  It is obtained by the electrolysis of aqueous $Magnesium$ $Chloride$ $(MgCl_2)$.
• C
  It is a strong reducing agent.
• D
  It resembles $Boron$ in chemical properties due to a diagonal relationship in the periodic table.