The answer is 4) You
Indirect object pronouns are noun phrases referring to someone or something that is affected by the action.
Nobody can answer this question because there isn't a passage for us to read, but I can give you a hint; when do the words in the story change from he,her, and they to me,myself, and I? That should give you your answer. Have a great day
Hi !!
1- b- watching
2- a- wouldn't be spending
3- ?- to Peru , the Andes, <em>???? should be </em><em>to </em><em>South America ......</em>
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4- c- more efficiently than
5- b- will have explored
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