Each sentence is divided into five parts (a), (b), (c), (d), and (e). Find the part that contains the error. If there is no error, choose (e) as your answer. The investigative panel has been entrusted with the responsibility (a) / of delving into the allegations thoroughly (b) / and examining into every possible aspect of the case (c) / before submitting its final report (d). / No error (e)