F. Brain represents a displacement of brain tissue under the falx cerebri of through the tentorial notch or incisura of the tentorium cerebelli.

HERNIATION

Brain HERNIATION represents a displacement of brain tissue under the falx cerebri of through the tentorial notch or incisura of the tentorium cerebelli.

Explanation: Brain herniation is a condition of the brain in which tissues of the brain,blood and cerebrospinal fluid shift from the normal position they are in the skull due to high pressure within the skull as a result of brain tumour,trauma to the brain,stroke or bleeding.

Brain herniation results in cardiac and respiratory arrest,loss of consciousness,high blood pressure and loss of brain stem reflexes example blinking and pupils of the eye reaction to light.

the answer for this question would be d. glaciers

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.