Accounts held individually are subject to probate, which is the legal process of administering the decedent’s estate. Probate determines the distribution of assets according to the deceased’s will or state intestacy laws.

A is correct because individual accounts require probate to transfer assets.

B is incorrect because irrevocable trusts bypass probate.

C is incorrect because TOD accounts allow direct transfer of assets to named beneficiaries without probate.

D is incorrect because JTWROS accounts transfer ownership to the surviving account holder automatically.