The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. In June 1914, a Serbian-nationalist terrorist group called the Black Hand sent groups to assassinate the Archduke. Hope this helps, plus this was the main reason why it happened plus if you see a link other people offer for the answer don’t put it in the web, I tested it out I got a virus. Anyways hope this helps!
Answer:
63a+54b
Explanation:
9×7a = 63a then you multiply 9×6b=54b after you get your answers you put the equation together it will be 63a+54b
One messenger arrives with all of his fingers except for his thumbs cut
off - a mutilation called “one love” by the rebels in mockery of the
Sierra Leonean custom of raising a thumb and saying “one love” in
imitation of reggae music culture. This same messenger has the initials
RUF carved into his body to mark him as belonging to the rebels
HOPE IT HELPS