A $5 million contract for office supplies has been set aside for women-owned small businesses (WOSBs).Which of the following are subcontracts that comply with the limitations on subcontracting for small businesses (Select two that apply)

A. $3 million second-tier subcontract with a WOSB, assuming no other subcontracts will be awarded

B. $2 million subcontract with another then small business (OTSB) assuming no other contracts will be awarded

C. $3 million first-tier subcontract with a WOSB, assuming no other subcontracts will be awarded

D. $3 million subcontract with a Historically Underutilized Business Zone (HUBZONE) small business, assuming no other subcontracts will be awarded.