Which statement most accurately describes the role of the caste system in India today?

As it developed, it became impossible for an individual to rise in caste, but entire jatis could raise their standing in a variety of ways.

→ Entire jatis could improve their standing by gaining wealth or land, by adopting other behaviors, or by successfully inventing an ancestor of higher caste.

answer is  

loa ≅ lma

to prove that the triangles are congruent using the aas congruence