2 question pls! Thanks

QUESTION 2 What type of bond has specific assets pledged as collateral? Secured Convertible O Unsecured Callable QUESTION 3 Dodge Corporation sold bonds for $577,000 in the market. The $600,000, 6-year bonds had an interest of 3%, which was paid annually. Which of the following is true regarding these bonds? The bond was sold at par. The company has promised to pay $18,000 in interest each year to bondholders. The company received $600,ooo on the date of issuance. The market rate was less than the stated rate