a. vanin 's crew did not have sufficient knowledge of the material of the submarine , and its combat training level was very low in regard to ship damage control ; 3 . during the accident the submarine 's attack center displayed passiveness in ship damage control efforts , and certain decisions that it did make were incompetent as a rule ; 4 . the attempt by the authors of the remark to transfer the blame for the outcome of the accident onto the designer is directed at concealing the low occupational and combat readiness of captain 1st rank vanin 's crew .