The correct answer is [A−IV,B−II,C−I,D−III]- Progesterone - A steroidal hormone which is secreted by the corpus luteum- Relaxin - A proteinaceous hormone which is secreted by the ovaries in the later stage of pregnancy- Melanocyte stimulating hormone - A proteinaceous hormone released by the pars intermedia- Catecholamines - An amino-acid derived hormone released from the adrenal medulla during emergency conditions