Question

With reference to Squinch adopted in dome construction, choose the correct option related to statements P and Q. 
P: Squinch is a structural element used to support the base of a circular or octagonal dome that surmounts a square hall.
Q: Squinch is a double layered dome comprising of an inner and an outer layer of masonry.
 

• A. Both P and Q are true
• B. P is true but Q is false
• C. P is false but Q is true
• D. Both P and Q are false

Hint:

Squinches are typically used in architecture to smoothly transition between square and circular structures, commonly seen in Islamic and Byzantine architecture.