Identify the prepositions in the following sentence.   building a tunnel to connect macalaster building with the student union will cost millions, but the energy savings will offset some of the cost. a. to, the, some b. will, some, of c. a, to, the d. with, of

Answer is D.

 Prepositions are words that are used to connect words. In, on, at, of, up, to,among etc. are prepositions. In the sentence, the preposition "with" is used to make connection (relating them) between Macalaster Building and the Student Union. The preposition "of" indicates an amount (some) regarding the cost.

explanation:

japan participated in world war i from 1914 to 1918 in an alliance with entente powers and played an important role in securing the sea lanes in the west pacific and indian oceans against the imperial german navy as the member of the allies.