Answer:
Option D.
Step-by-step explanation:
In the figure attached ΔXYZ ≅ ΔABC
Given : ∠Y ≅ ∠B
XY ≅ AB
YZ ≅ BC
So sides XY and YZ of ΔXYZ are congruent to sides AB and BC, and angle between them are congruent.
Therefore, postulate for congruence applied will be SAS.
Option D is the answer.
