Progressives also campaigned for health code creations that required to maintain clean environments for customers. a
concert arenas
b
churches
c
restaurants
d
tire shops

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation:

the answer is b.

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it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!