Which trait is considered to be a multifactorial trait? why? a. sickle cell anemia because according to the scitable article, some haplotypes can increase the severity of the symptoms suggesting a strong gene and gene interaction. b. huntington's disease because of anticipation which suggests that environment influences phenotype development. c. diabetes type 2 because cumulative effects of a gene network leads to the disease and the influence by the environment?

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.