i stand 1.37 meters in front of a mirror and look at the person on the other side who looks like me. That person is actually younger than me by a small amount. How much?​

it is the second option.

false br

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.