The origin of a muscle is generally: ОА.
The stable and proximal attachment.
B. The stable and distal attachment.
O C.
The moveable and distal attachment.
D.
The moveable and proximal attachment.

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.

answerwestern plateau,     central lowlands,     great dividing range;