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You've just discovered a new particle, but before you are allowed to name it, you must determine its basic properties. The particle has the same charge as a proton and contains at least one up quark.

Which of the following up ($+2/3\text{ e}$) and down ($-1/3\text{ e}$) quark combinations could be possible for this particle?


3 up.


3 down.


1 up and 2 down.


None of the listed configurations is correct.

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