How do i explain how to draw a stick figure in Microsoft

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

The energy equivalent of the rest mass of an electron is

Which of the following is an example of a compound machine. a. a bicycle chain. b. a coffee mug. c. a paper cutter