It's called the product rule
A spendthrift (also profligate or prodigal) is a person who spends a lot of money and is excessive and wasteful, typically to the point where his or her spending exceeds his o.r her reso.urces..Spendthrift" comes from an outdated definition of the word "thrift" ?that refers to riches rather than frugality, hence a "spendthrift" is someone who has wasted their wealth.
C. The platypus, which is a mammal, has a bill like a duck and feet like an otter.
"which is a mammal" is an adjective clause. An adjective clause is used to describe a noun and usually begins with one of these words: that, when, where, who, whom, whose, which, and why. In this sentence, the adjective clause begins with "which" and describes the platypus, which is a noun.
Answer:
ExplanationWhich quotation from "Surrender Speech" best expresses a major theme of this speech?