Answer:
a. Hyperbole
b. Symbol
c. Synecdoche
d. Allusion
e. Simile
f. Irony
g. Metonymy
h. Metaphor
i. Personification
j. Understatement
I'm pretty sure about all of these but you may want to double check them with someone elses answers
B.
Cassius and Brutus were arguing about something and created tension between the two. Later on, miscommunication and undefined leadership led to a mistake. All of this would lead to a struggle when facing Antony's army.
His claim in his letter is he is helpful