The legless condition that is observed in several groups of extant reptiles is the result of .

individual lizards adapting to a fossorial (living in burrows) lifestyle during their lifetimes

several instances of the legless condition arising independently of each other

their common ancestor having been legless

a shared adaptation to an arboreal (living in trees) lifestyle

The correct answer is "several instances of the legless condition arising independently of each other".

Explanation:

Evolution studies suggest that the legless condition observed in extant reptiles is the result of several instances of the legless condition arising independently of each other. The species that nowadays have the legless condition came from independent lineages such as scolecophidians, alethinophidians and legless lizards.

Option-B

Explanation:

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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explanation:

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