What obstacles did José Hernández face on his journey to becoming an astronaut? How did he overcome those obstacles?

can you add the article

is there any answers choices? l can try to you if there is answer choices to this question,so sorry

one of the main advantages of attending a large university is that you can often save money. smaller colleges are often private and charge higher tuition rates. a large public university can easily have 25,000 students or more taking classes on that campus. that higher number of students keep tuition costs down.

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