The correct options are
A Tropic of Cancer
C Arctic circle
The Equator divides the Earth in two halves, each half called a Hemisphere.
The Tropic of Cancer is in the Northern Hemisphere at 23.5 degrees North latitude and the Tropic of Capricorn is at 23.5 degrees South latitude.
The Arctic circle is at 66.5 degrees North latitude and the Antarctic circle is at 66.5 degrees South latitude.