(b) Jika kita ingin memasuki gua yang dalam, kita digalakkan untuk membawa obor api selain lampu suluh sebagai penunjuk kehadiran oksigen. Apakah kelebihan menggunakan obor di dalam gua? Adakah idea membawa obor itu merupakan idea yg bagus ​

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods. c. it shows that these organisms share the same habitat. d. it provides evidence that these organisms suffered a genetic mutation.