[Solved] Which of the labeled steps in the diagram represent formation of the primitive heart tube? A)A B)B C)C D)D Barrier Options: A type of option whose existence and payoff depend on whether the underlying asset's price reaches a predetermined barrier level. Payoffs: The amount received from an investment or financial transaction. Underlying Asset: The financial asset upon which a derivative's value is based, such as stocks, bonds, commodities, or currencies. Naked Call Option: An options strategy where an investor sells call options without owning the underlying asset, exposing the seller to unlimited risk.