Q$13.$ A $30$ year treasury bond has $($blank$)$ than a $20$ year corporate bond. A $10$ year corporate bond has $($blank$)$ than a $5$ year corporate bond. A$.)$ more interest rate risk; less inflation risk b$.)$ less inflation risk; less interest rate risk c$.)$ less default risk; more inflation risk d$.)$ more inflation risk; less interest rate risk. Multiple choice