The fist one is (a) and the send is (d)
The answer in the space provided is seizure. The likely symptoms of it is mentioned above such as the blank stare, period of distorted sensations and uncontrollable muscular contractions. Seizure mostly occur when there is likely a sudden attack of an illness to a person, triggering him or her into a shock which is the seizures.
If the eye were perfect, all organisms with eyes would distinguish the same colors, there wouldn't be any issues with vision, and the placement of the eye would be the same for all. These imperfections are important because they can provide answers to evolutionary traits. For example; Deer have eyes on the sides of their heads. This is due to their need to see all around them, in order to watch out for danger.
I fell like its A but it could also be C try one hope this helps