Comprehend the given statements and select the correct option.
(a) Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold is an example of negative feedback loop in humans.
(b) Epinephrine and cortisone both act as hormones as well as neurotransmitters.
(c) Bowman’s gland are found in olfactory epithelium.
1. (a) and (c) are correct while (b) is incorrect
2. (a) and (b) are correct while (c) is incorrect
3. (b) and (c) are correct while (a) is incorrect
4. (a), (b) and (c) are correct