Which one of the following paris of chemical substances, is correctly categorised ?

Options

A. `{:("(1)""Calcition and thymosin","Thyroid hormones",,):}`
B. `{:("(2)""Pepsin and prolactin","Two digestive anzymes secreted in stomach",,):}`
C. `{:("(3)""Troponin and myosin","Complex proteins in striated muscles",,):}`
D. `{:("(4)""Secretin and rhodopsin","Polypeptide hormones",,):}`

Answer

C