Which of the following statements about slavery is true? a: it existed only in africa until the sixteenth century. b: it had existed all over the world in various forms for thousands of years. c: it first began in africa in the 1500s and then spread to other parts of the world. d: it began with the spanish and portuguese transatlantic slave trade.

The answer to this questions is B it had existed all over the world in various forms for thousand of years

the anterior pituitary gland produces the following hormones and releases them into the bloodstream: psychotropic hormone, which stimulates the adrenal glands to secrete steroid hormones, principally cortisol. growth hormone, which regulates growth, metabolism and body       hope i