Correct choice is (a) Bowman’s capsule
Explanation: The renal tubule, Bowman’s capsule encloses the glomerulus. Bowman’s capsule is a double-walled cup-like structure. Glomerulus along with Bowman’s capsule is called a Malpighian body. The inner wall of Bowman’s capsule consists of a special type of cells known as podocytes.