Two types of business communications enhanced by desktop publishing are
a. peripheral and direct.
b. internal and external.
c. input and output.
d. network and modem

Internal and external are two types of business communications enhanced by desktop publishing. 
This is to improve both internal and external communication process of a business and become more productive.

Secured loans are protected by collateral security. examples: title loans where the borrower uses the car title as collateral security interest rates are lower and repayments are longer therefore risk is low as a collateral security is given as guarantee to the bank in case of failure to pay the loanunsecured loans are not protected by collateral security but it is given on the creditworthiness of the borrower, trusting that she/he will pay on time. examples; payday loans is a short term loan where the borrower lends money from the bank and pays is back when the borrower receives his/her wages.interest rates are high and repayments are shorter. but the risk is high as no collateral security is given as a guarantee to the bank for payment of the loan