?Answer the following questions reagrding Herbalife:

a$.$ ?Why did Ackman go after Herbalife as a pyramid scheme?

b$.$ ?What was the accounting fraud?

c$.$ ?What does $$not determined not to be a pyramid scheme$$ ?mean?

d$.$ ?Why are the damage payments criticized?

e$.$ ?What is the outcome for the company if $200,000$ ?of the $500,000$ ?distributors are reclassified as preferred members?

f$.$ ?What is an endless chain in California?