How do Trichomonas vaginalis organisms typically appear in a Papanicolaou-stained smear?

1. Large, bright red oval organisms with prominent, distinct nuclei
2. Small, cyanophilic pear-shaped organisms with a pale eccentric nucleus
3. Long, branching pseudohyphal filaments forming a spaghetti-like pattern
4. Intracellular viral inclusions residing within the host cell nucleus

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