How and why did the nazis try to hide what they were doing at treblinka?

Treblinka I was a forced-labor camp whose prisoners worked in the gravel pit or irrigation area and in the forest, where they cut wood to fuel the cremation pits. ... These bodies were exhumed in 1943 and cremated on large open-air pyres along with the bodies of new victims.

Explanation:

i would say the executive branch is because the executive branch is in charge of enforcing the laws and judicial branch is in charge of enforcing but the executive branch is most responsible for it all so i would have to say the executive branch.