The Star Delta Cephei Has a Declination of About +58

Multiple Choice

The star delta Cephei has a declination of about +58.5 degrees.Which observer will see it above their horizon for the longest fraction of one night?

A) an observer in Valdivia, Chile, at a latitude of 39° S
B) an observer in Windhoek, Namibia, at a latitude of 22.5° S
C) an observer in Zacatecas, Mexico, at a latitude of 22.5° N
D) an observer in Edmonton, Canada, at a latitude of 53.5° N