Option (2) is the correct answer because cartilage forming the intervertebral disc is present between the adjacent bones of the vertebral column and it is a type of cartilaginous joint. Option (3) is incorrect because areolar tissue present beneath the skin is a type of loose connective tissue. Option (4) is incorrect because smooth muscles are present in the visceral organs. Option (1) is incorrect because intercalated discs are characteristic feature of cardiac muscles present in heart.