How might a firm decrease its cash conversion cycle?

Group of answer choices

a$.$ Increase inventory turnover $($i$.$e$.$ sell goods faster$)$

All of these $($a$-$c$)$ will decrease their cash conversion cycle

b$.$ Increase accounts payable period $($i$.$e$.$ pay suppliers slower$)$

None of these things will decrease their cash conversion cycle

c$.$ Decrease accounts receivable period $($i$.$e$.$ collect cash faster$)$