If Bruce Wayne gave Selina a heart shaped box, what type of candy is most likely inside?

Based on the title, which one of the books can we infer is not a Valentine's Day theme?

I look like a baby, but I have wings and can fly. I'll grab my bow and arrow and shoot love darts as I go by.

Who could I be?

I'm feathered and white, and I fly all around. I am a symbol of peace and love, and I make a cooing sound.

What type of bird am I most likely to be?

I'm a special card that you give to someone special on Valentine's Day to show them that you like them.

What type of card am I most likely?

I'm pretty and I'm colorful. I grow in the garden outside and I can be found in the grocery stores or be delivered. You can put me in a vase and display me on a table inside.

What am I most likely?

I am an organ in your body. I am also a lovely shape. Cut me out of paper as a decoration to hang with tape.

What am I?

I float in the air. I am rubbery and light. Tie me up with string and I'll float up if you don't hold tight.

I am most likely a?

Bake me in the oven, and push the candles in so they stay. I'm often eaten for birthdays, but also on Valentine's Day, what could I be?