I cant see the rest of the passage, but im taking a guess that it is no.2!
can you explain this question a little bit more?
The preposition in the given sentence "Gracie and Helen had not seen each other for 50 years" is 'for'.
<h3>What is a preposition?</h3>
A preposition is a word or phrase that appears before a noun, pronoun, or noun phrase to indicate direction, time, place, location, spatial relationships, or to introduce an object.
Prepositions include words like "in," "at," "on," "of," "to", etc.
Thus, the preposition in the given sentence "Gracie and Helen had not seen each other for 50 years" is 'for'.
For more details regarding preposition, visit:
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Answer:On July 6, 1881, a storm in Iowa caused a railroad track to be flooded. Seeing this, Kate Shelley took action
to ensure that no train would cross the flooded track. As you read, take notes on what Kate endured to help
people who were in danger
Explanation: