46. Scorpions are rather myopic, which means they don’t see things at a distance very well.
(A) They don’t wear glasses but instead, have four pairs of eyes.
(B) On their legs are littlehairs which respond to the movements of other creatures by detecting vibrations.
(C) Thedesert is a harsh environment but many creatures survive there.
(D) This helps make up fortheir near-sightedness.