Question

multiple select question select all that apply select all the characteristics that evolved in amphibians and allowed them to spend some time on land. primitive lungs sensory bristles on the snout legs for support scaly, dry skin supportive rib cage

Explanation:

Amphibians evolved primitive lungs which allowed them to breathe air on land. They also developed legs for support to move on land. A supportive rib - cage helped protect internal organs and assisted in respiration on land. Scaly, dry skin is more characteristic of reptiles. Sensory bristles on the snout are not key adaptations of amphibians for land - living.

Answer:

primitive lungs, legs for support, supportive rib cage