Why did Jerzy Grotowski refer to his theatrical style as 'poor theatre'?

a. He felt that theatre should be for everyone,
including the poor classes
b. He resisted the technologically ‘rich' theatre, and
advocated theatre bared down to is essence.
c. He wanted to prove the theatre could be performed
by anyone, regardless of budget or monetary assets
d. None of these choices
e. All of these choices

B.