HELP ASAP!! For Latin what is the case for each word in this sentence - Servum suum gladio per signum

Which detail from the diary of a young girl supports the idea that anne’s voice is optimistic? “at three o'clock . . the doorbell rang. i didn't hear it, since i was out on the balcony, lazily reading in the sun.” “so much has happened it's as if the whole world had suddenly turned upside down.” “the first thing i stuck in was this diary, and then curlers, handkerchiefs, schoolbooks, a comb and some old letters.” “it may be damp and lopsided, but there's probably not a more comfortable hiding place in all of amsterdam.”

What is the hardest language to learn?

Psychology is the study of the mind, biology is the study of living organisms, and archeology is the study of human history. based on this information, what does the suffix -logy most likely mean?