Which of the following statements in respect of the Iqta system are correct?

A. From the Ghaurian Empire, the Iqta system was directly inherited by the Delhi Sultanate.

B. Minhaj Siraj's Tabaqat-i-Nasiri does not provide us with much evidence as to how the Iqta system worked during the 13th century.

C. A Shahna or superintendent was appointed in each Iqta.

D. Balban took certain steps to strengthen royal control over the Iqta.

E. Iqta system was a replica of the Persian administration.

Choose the correct answer from the options given below: