Answer: The correct answer for the blank is-
Radius and ulna.
The radius and ulna are the two bones that are located in the forearm. The forearm is the area of the upper limb, which extends from the elbow region to the wrist region in the arm.
Both of these bones provide lateral support to the hand as radius bone provides supports the region where thumb is present and ulna bone provides lateral support towards the region of the little finger.
