The State Tree of Goa is

Neem
Coconut
Hollong
Sal

The correct answer is D. Sal.

Sal is a large evergreen tree that is native to the Indian subcontinent. It is the state tree of Goa and is also found in the states of Maharashtra, Karnataka, Kerala, Tamil Nadu, Andhra Pradesh, and Odisha. Sal trees are an important part of the ecosystem and are used for a variety of purposes, including timber, fuelwood, and fodder.

Neem is a small, deciduous tree that is native to India. It is not the state tree of Goa. Neem trees are used for a variety of purposes, including medicine, pest control, and wood.

Coconut is a palm tree that is native to the Indian subcontinent. It is not the state tree of Goa. Coconut trees are used for a variety of purposes, including food, fiber, and oil.

Hollong is a large, deciduous tree that is native to the northeastern states of India. It is not the state tree of Goa. Hollong trees are used for a variety of purposes, including timber, fuelwood, and fodder.