The correct answer is "synovial membrane." The synovial membrane is a tissue that primarily produces synovial fluid between the joints which serves as a lubricant. Apart from making synovial fluid, it lines joint cavities, tendon sheaths, and the bursa which is a sac filled with fluid that is located between the tendons and the bones.
The correct answer is true.
Foods that underwent the irradiating process, should be labeled "treated by irradiation". Irradiation or Radiation process does not make the food radioactive or poisonous, the radiant light, passes through the food, wherein it eradicates and removes certain bacterias and may also help in food preservation.
C is your answer :)
Hope it helps!
Disulfide bonds. is that an answer?