In Mendel's experiments, the F1 generation was different from the F2 generation in that
100% of the F1 generation displayed the dominant phenotype, and 75% of the F2 generation displayed the dominant phenotype.
100% of the F1 generation displayed the dominant phenotype, and 25% of the F2 generation displayed the dominant phenotype.
50% of the F1 generation displayed the dominant phenotype, and 75% of the F2 generation displayed the dominant phenotype.
100% of the F1 generation displayed the dominant phenotype, and 100% of the F2 generation displayed the recessive phenotype.