11) The price elasticity of demand for a good is -1. If the price decreases by 1%, then total revenues for sellers of that good

a) Increase and the quantity demanded increases by 1%;

b) Increase and the quantity demanded decreases by 1%;

c) Decrease and the quantity demanded increases by 1%;

d) Decrease and the quantity demanded decreases by 1%;

e) Do not increase and the quantity demanded increases by 1%;

f) Do not decrease and the quantity demanded decreases by 1%.