The following table summarizes prices of various? default-free zero-coupon bonds? ($100 face? value):

Maturity? (years)	1	2	3	4	5
Price? (per $100 face? value)	?$96.0396.03	?$91.7191.71	?$87.0487.04	?$82.3382.33	?$77.1977.19

a. Compute the yield to maturity for each bond.

b. Plot the? zero-coupon yield curve? (for the first five? years).

c. Is the yield curve upward? sloping, downward? sloping, or? flat?

Note?:

Assume annual compounding.