(Q).
This is a correct answer to the following question about Silk. Yes or no? Answer: The shimmering appearance of silk is due to the triangular prism -like structure of the silk fibre, which allows silk cloth to refract incoming light at different angles , thus producing different colors. Question: what can silk be used for
(A).
No

(Q).
This is a correct answer to the following question about Lisa Cuddy. Yes or no? Answer: She is portrayed by Lisa Edelstein . Question: who did cuddy get engaged to on house
(A).
No

(Q).
This is a correct answer to the following question about United States Postal Service. Yes or no? Answer: The USPS employs over 574,000 workers and operates over 260,000 vehicles. Question: what part of the government governs the US post office?
(A).
No