Concept:
Orissan temple architecture has distinct architectural parts. Important components include Deul, Jagamohana, Nat Mandap, and Bhog Mandap.
Step 1: Check Bhog Mandap.
Bhog Mandap is associated with Orissan temple architecture.
So, statement A is correct.
Step 2: Check Rekha Deul and Pidha Deul.
Rekha Deul is the sanctum tower type, while Pidha Deul is associated with the assembly hall type.
So, statements B and C are correct.
Step 3: Check Nat Mandap.
Nat Mandap is the dance or performance hall connected with temple architecture.
So, statement D is correct.
Step 4: Check Kalyan Mandap.
Kalyan Mandap is more commonly associated with South Indian temple architecture.
So, statement E is not taken as a limb of Orissan architecture in this context.
Thus, the correct statements are:
\[
A,\ B,\ C,\ D
\]
Hence, the correct answer is:
\[
\boxed{\text{(B) A, B, C and D only}}
\]