Two brothers wish to open an account to trade stocks, with one brother depositing $100,000, and the other brother depositing $200,000. When opening the account, the brothers specify that they want their respective interests to go to their beneficiaries if they should die. The account should be opened as a(n) A individual account in the name of the larger contributor; with trading authorization granted to the smaller contributor Bo joint account with rights of survivorship Co joint account with tenancy in common D partnership account requiring a signed copy of the partnership agreement