Over the past $50$ years, experts in various fields have been imploring people worldwide to eat less meat. During this time, $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

a

data on the global meat consumption has been insufficient to make conclusions as to its growth dynamics.

b

global meat consumption has risen to record levels.

c

global meat consumption is finally declining after decades of growth.

d

global meat consumption has flattened out and is no longer growing.

e

global meat consumption has slowed, but has not gone down.