Young's modulus for perfectly plastic body is

Statement-1: Young's modulus for a perfectly plastic body is zero Statement-2: For a perfectly plastic body, restoring force is zero.

Statement-1: Young's modulus for a perfectly plastic body is zero Statement-2: For a perfectly plastic body, restoring force is zero.

Statement I: Young's modulus for a perfectly plastic body is zero. Statement II: For a perfectly plastic body, restoring force is zero.

Statement-1: Young's modulus for a perfectly plastic body is zero Statement-2: For a perfectly plastic body, restoring force is zero.

(A) : Young's modulus for a perfectly plastic body is zero. (R): For a perfectly plastic body, restoring force is zero.

(A) : Wet clay does not regain its shape (R) : Young's modulus for a perfectly plastic body is zero

What is the value of Young's modulus for a perfectly plastic body?