What are supporting roots coming out of lower ends of the stem of maize and sugarcane called?

Stilt Root

The correct answer is Option (1) -Stilt Root

The supporting roots coming out of the lower ends of the stem of maize and sugarcane are called stilt roots.

Stilt root maize

Stilt roots are a type of adventitious root that grows from the nodes (joints) on the stem of a plant. They grow diagonally outward and downward, providing additional support and stability to the plant, especially those with tall and weak stems like maize and sugarcane.