According to Frank, what is the “10 second rule"? Opick it up off the gound within 10 seconds, and it's o. k. to eat
O Pick it up off the ground within 1 minute and it's ok to eat.
O Never pick things up off the ground and eat them.

The first option, aka Opick it up off the gound within 10 seconds, and it's o.k. to eat

Explanation:

The 10 second rule is a rule when you drop foods, but if you get it off the floor under 10 seconds, you can eat it.

Did you know that food picked up under 10 seconds and after 10 seconds has almost the same number of bacterias? The 10 second rule is basically worthless.

the role of the microscope world in creating new materials .

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explanation:

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