Final answer:
In The Binding of Isaac: Rebirth, the item that includes "+1.0 Damage Up," "+0.2 Speed Up," and "+1 Soul Heart" is The Mark.
Step-by-step explanation:
The item in The Binding of Isaac: Rebirth that provides "+1.0 Damage Up," "+0.2 Speed Up," and grants "1 Soul Heart" is B) The Mark.
The Mark is a passive item that gives the player a permanent increase to their damage and speed stats. The addition of a soul heart also provides an extra layer of protection, which is separate from the character's regular red heart health bar.The Pact is a powerful item that increases Isaac's damage and speed while also providing him with a soul heart, which is an additional health point that can protect him from damage.