Below is the U$.$S$.$ yield curve information

Treasury Yield Curve Nov. $2019$

Boo is a bond portfolio manager and her bond portfolio consists of the following $6$ bonds:

Bond A: $10-$year bond with $1\%$ coupon rate.

Bond B: $3-$year bond with $15\%$ coupon rate.

Bond C: $5-$year bond with $10\%$ coupon rate.

Bond D: $8-$year bond with $1\%$ coupon rate.

Bond E: $10-$year bond with $0\%$ coupon rate.

Bond F: $8-$year bond with $5\%$ coupon rate.

All bonds are semi$-$annual paying bonds with $$1,000$ par value. In addition, Boo earns a $7\%$ yield to maturity for all of the above bonds. Given that Boo observes the above yield curve trend in November $2006($in green$)$ and she is considering buying additional bonds to add to her portfolio, which one of the above $6$ bonds $($A$,$ B$,$ C$,$D or E$)$ would you recommend Boo to buy and more importantly, why?