Emma and Julie are identical twins and are friends with Roman and Octavia, non-identical (fraternal) twins. How likely are Emma and Julie to have similar personality traits, such as attitude, when compared to Roman and Octavia? Its twice as likely

When it is summer at the south pole, a. the northern hemisphere is tilted toward the sun. b. the southern hemisphere is tilted away from the sun. c. the northern hemisphere is tilted away from the sun. d. both the southern and northern hemispheres are tilted toward the sun.