${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{i}s\text{a}\text{c}\text{a}\text{t}\text{e}\text{g}\text{o}\text{r}\text{y}ofe-\text{p}\text{a}\text{y}\text{m}\text{e}\text{n}\text{t}\text{s}\text{a}\text{r}\text{e}\text{p}\text{r}\text{o}\text{v}\text{i}\text{d}\text{e}\text{d}by\text{p}\text{r}\text{i}\text{v}\text{a}\text{t}\text{e}\text{c}\text{o}\text{m}\text{p}\text{a}\text{n}\text{i}\text{e}\text{s}or}$

$a.$ Digital wallets

$b.$ Electronic bank transfers

technology companies $in$ the financial $sectors.$

$d.$ Third party $e-$payments

$c.$ Cash $on$ delivery