Correct option is C
Step 1: Analyze the meaning of the options
· Tree: A large, perennial plant with a single woody stem (trunk).
· Herb: A small, non-woody plant with medicinal or culinary uses.
· Flower: A reproductive part of a plant, not a category of plant.
· Shrub: A small to medium-sized woody plant with multiple stems.
Step 2: Identify the odd one
· Tree, Herb, and Shrub refer to types of plants.
· Flower refers to a specific part of a plant, not a category of plant.