Find the spot rates

Using the Treasury Yield curve as of $3/20/2018,$ find the spot rate curve using $$100$ par value bonds with annual coupon payments.

Find

a$.$ the YTM for $1$ year, $2$ year and $3$ year treasuries

b$.$ break out your $2$ year bond and find the $2$ year zero coupon bond rate

c$.$ break out your $3$ year bond and find the $3$ year zero coupon bond rate

hint: $1$ year YTM is $1$ year zero coupon bond rate because of annual coupon.