Question $48$ of $75.$Which of these is a requirement for claiming the California Joint Custody Head of Household Credit?$1.$ A verbal custody agreement between the parents$\mathrm{.}2.$The home must be the home of the taxpayer's child, stepchild, or grandchild for at least half of the tax year$\mathrm{.}3.$The taxpayer must be separated or divorced for at least six months$\mathrm{.}4.$The taxpayer must file as single or married$/$RDP filing separately.