Which series lists particles in order from smallest to greatest mass?

electron, nucleus, proton, atom

nucleus, electron, proton, atom

electron, proton, nucleus, atom

proton, electron, nucleus, atom

HEL i need answer asap

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25% or 1/4 of the offspring would have red flowers, 50% or 1/2 of the offspring would have pink flowers, and 25% or 1/4 of the offspring would have white flowers. i crossed rr and rr which are the pink-flowered genotypes to find these ratios.