(A) allied powers
(B) Lusitania
(C) trench warfare
(D) ** doughboys
EXPLANATIONS BELOW
Concept note-1: -Indelibly tied to Americans, “Doughboys” became the most enduring nickname for the troops of General John Pershing’s American Expeditionary Forces, who traversed the Atlantic to join war weary Allied armies fighting on the Western Front in World War I .
Concept note-2: -doughboy, nickname popularly given to United States soldiers during World War I. The term was first used during the American Civil War when it was applied to the brass buttons on uniforms and thence to infantrymen.
Concept note-3: -Coated with dust from clay-rich soil, the soldiers appeared like dough covered in flour, leading to them being called “adobes.” “Adobes” turned into “dobies” and then morphed into “doughboys, ” the story goes.
Concept note-4: -History of the Pillsbury Doughboy The character was named Poppin’ Fresh-a nod to the product’s quality and freshness. Perz came up with the idea while testing out Pillsbury dough in his own kitchen.
Concept note-5: -World War I, also known as the Great War, began in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe that lasted until 1918.