This is for a finance class:

$1)$ In $3$ to $4$ sentences, explain the determination of the firm$$s optimal capital structure.

$2)$ In $3$ to $4$ sentences, explain how corporations decide whether to pay stock or cash dividends and how much to pay.

$3)$ In $3$ to $4$ sentences, explain the credit selection process, including the $5$ C$$s of Credit.

$4)$ In $3$ to $4$ sentences, differentiate between operating leases and capital leases.

$5)$ In $3$ to $4$ sentences, discuss the advantages and disadvantages of leasing.