Gaining access to NASA satellite imagery and mining rare-earth elements are both considered expensive and difficult activities. However, if you need to choose one, "mining rare-earth elements" is generally more challenging and costly due to the complexity of extraction processes, environmental regulations, and significant financial investment required.
Which activity is expensive and difficult?(1 point) Responses gaining access to NASA satellite imagery gaining access to NASA satellite imagery mining rare-earth elements mining rare-earth elements throwing a smartphone in a trash can throwing a smartphone in a trash can recycling a smartphone
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