Write a function using

LAMBDA$($last$\_$audit,company$\_$size,audit$\_$result,LET$(...)),$

where last$\_$audit is a column of dates, company$\_$size is a column of either "large" or "small" and result

is a column of either "pass" or "fail". Name the function NextAudit$\_$CSA and call it on the given list of

QXZ audit clients. NextAudit$\_$CSA will correctly implement the three rules spelled out above