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

Deshawn is writing an informative essay about volcanoes. he has gathered facts and written a thesis statement. read his thesis below: a volcano eruption impacts the environment in a number of ways, from covering everything in ash to destroying the landscape. based on this thesis, how should deshawn organize his essay? ? a. he should use cause/effect, writing one paragraph that explains the link between the cause of a volcano and its effects. b. he should use comparison/contrast, writing one body paragraph describing how volcanoes impact the environment and one paragraph describing how earthquakes impact the environment. c. he should use comparison/contrast, writing one body paragraph looking at the similarities between the effects of ash and the destruction of the landscape, and one paragraph explaining the differences. d. he should use cause/effect, writing one paragraph that explains how volcanoes create ash and destruction, and one paragraph explaining each of the volcano’s effects, the ash and the destruction of landscape, in detail.

Difference between the angle of inciden

Translate into english,1. saya suka membaca buku sejarah2. kita sangat suka makan apel3. ayahku sedang membaca koran