I think it’s decreases because the quantity that’s being produced is decreasing, lmk if I’m wrong!
The answer to go in the blank would be ''hobbs''.
Either the second or third ones
Search up information about him. !!
The answer is "wanting to disguise the truth they have uncovered."
Some historians find this tough. One of the reasons would be because not all people may or may not, like the truth. Some historians would omit some part of the truth to keep violent reactions from the readers or outsiders.