This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
A 50 year old male presented with signs and symptoms of restrictive hea disease. A right ventricular endo-myocardial biospy revealed deposition of extracellular eosionophilic hyaline material. On transmission electron microscopy, this material is most likely to reveal the presence of: 
Select and explain. 
A. Non branching filaments of indefinitive length, B. Cross banded fibres with 67 m periodicity, C. Weibel-Palade bodies, D. Concentric whorls of lamellar structures
A: Non branching filaments of indefinitive length
Answer: A: Non branching filaments of indefinitive length 
Explanation: Concentric whorls of lamellar structures