who promised to defend bulgaria if they were attacked in ww1

[select]
war of attrition
Schlieffen Plan
Tripple Alliance
Kiaser Wilhelm
Gavrilo Princip
Triple Entente ​

(pls hurry!)

Respuesta :

Answer:

Correct answer is Triple Alliance .

Explanation:

First option is not correct as this is a war strategy used in many wars including WW1.

Schlieffen Plan is a German war plan on the western front.

Triple Alliance is a military alliance which Bulgaria later joined during WW1 that defended its interest.

Kaiser Wilhelm was a German Emperor at the time.

Gavrilo Princip killed Franz Ferdinand.

Triple Entente fought against Bulgaria.

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