Every subordinate should receive orders from and be accountable to only one superior is

The other options are not correct because:

• Unity of direction is a management principle that states that there should be one plan for the entire organization, and that all activities should be coordinated towards that plan.
• Centralization is a management principle that states that decision-making should be concentrated at the top of the organization.
• Scalar chain is a management principle that states that there should be a clear line of authority and responsibility from the top of the organization to the bottom.