1. Sternum. Bone by which ribs are attached on frontal side . 2. Ribs. 3. Liver. It is the largest gland in the body located on the right side below diaphragm . Solution 1. Sternum. Bone by which ribs are attached on frontal side . 2. Ribs. 3. Liver. It is the largest gland in the body located on the right side below diaphragm ..