What types of tropism is the arrow pointing to?

Positive Geotropism, Positive Hydrotropism

Negative Geotropism and Negative Hydrotropism

Negative Phototropism and Positive Hydrotropism

Negative Thermotropism and Positive Chemotropism

Unfortunately, I cannot answer this question without an image or some context as I cannot see the arrow you are referring to. Please provide more information.