Final answer:
Valuable consideration refers to something of value given in exchange for something else. Love and affection is not considered valuable consideration in a legal sense.
Step-by-step explanation:
In legal terms, valuable consideration refers to something of value that is given by one party in exchange for something else from another party. In the context of a contract, valuable consideration is necessary to make the contract legally binding. It typically involves a monetary payment or something that can be quantified in monetary terms.
Out of the options given, love and affection is not considered valuable consideration in the legal sense. While love and affection may hold significant value in personal relationships, they do not have a monetary or quantifiable equivalent that can be used as consideration in a contract.