Although
it is widely believed that a lack of adequate savings can lead to extreme financial hardship, as much as one-third of Americans reportedly have no retirement savings whatsoever.
(A) it is widely believed that a lack of adequate savings can lead to extreme financial hardship, as much as one-third of Americans reportedly have
(B) it has been widely believed that a lack of adequate savings can lead to extreme financial hardship, as many as one-third of Americans reportedly have
(C) it is widely believed that a lack of adequate savings can lead to extreme financial hardship, as many as one-third of Americans reportedly have
(D) a lack of adequate savings can lead, it is widely believed, to extreme financial hardship, as much as one-third of Americans have reported
(E) it is widely believed, as many as one-third of Americans reportedly have a lack of adequate savings, leading to extreme financial hardship and