Answer:
The
correct answer is
c.
Bonds with high
convexity are
less affected by changes in interest rates than bonds
with lower convexity. Bonds with higher convexity will
always have a higher price than a bond with lower convexity,
regardless if interest rates increase or decrease.
Bonds with high coupons have lower
durations are
the least affected by changes in interest rates.
For more on duration and convexity, refer to the
Advanced
Bond Tutorial.