Which is the correct way to write this phrase? (three weeks’ supply) (three weekses’ supply) (three weeks supply) (three week’s supply)

The correct way to write that pharse is three weeks' supply.

"the day we found the sharks' teeth" i would say highlight the element of the plot as it sets its boundaries and centers the adventures of them being on a boat and cleaning spit of sand.

that's a lot of reading foo

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