How do thylakoids form a single large compartment within the chloroplast?

• A. Thylakoids are connected by stroma lamellae to form a single large compartment.
• B. Thylakoids are separated by the stroma to form a single large compartment.
• C. Thylakoids are fused together to form a single large compartment.
• D. Thylakoids are stacked randomly to form a single large compartment.

Answer: (A)