Physical science -
jeff puts on a leather jacket over his sweater. the sweater becomes negatively charged. which statements about jeff’s situation are true?
a. the sweater has a tendency to attract electrons.
b. the sweater has a tendency to attract protons.
c. the leather jacket has a tendency to attract electrons.
d. the leather jacket has a tendency to attract protons.
e. the leather jacket has a lower tendency to attract electrons than the sweater.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time