Which of the following best describes the Principle of Cross-Cutting Relationships? 1) The oldest layers of sedimentary strata are found on the bottom of a sequence with the youngest layers on top 2) The youngest layers of sedimentary strata are found on the bottom of a sequence with the oldest layers on top 3) The layers of sedimentary strata are arranged in a random order 4) The layers of sedimentary strata are arranged in a circular pattern