American archeologist Hiram Bingham gets his first look at Machu Picchu, an ancient Inca settlement in Peru that is now one of the world's top tourist destinations.
There are no options to choose from, but the correct sentence(s) specify who “he” is in the part that says “he became too tired and had to stop.”
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The strange boy whistled and put his hand into his pocket, as far as the big coat sleeves would let them go.
Semicolon is not correct before the conjunction "and".
A. A sentence with two independent clauses separated by a comma without a conjunction.