List 3 possible benefits from this scenario: "Nanotechnology can provide alternatives to early detection of cancer cells, drug delivery, and injectable vaccines that to this day rely on healthcare...

List 3 possible benefits from this scenario:
"Nanotechnology can provide alternatives to early detection of cancer cells, drug delivery, and injectable vaccines that to this day rely on healthcare professionals to administer."

Note: BENEFITS are the advantages, good effects/impacts, or profit resulting from the scenario.