[ Geography ]
What of the following proves that the Earth is spherical?
A. Visibility of ships at sea
B. The stars
C. The moon and sun
D. Difference in timezones

Random Topics:
Subordination ConjunctionsDaily Routines & TensesTenses, Tag Questions, Phrasal VerbsGRAMMAR - Could / Could notAdverbs, Modals, Preposition of timePast Simple, Past Continuous, Past PerfectTravel VocabularyVerbal and Appositive PhrasesVerbs with Prepositions and ConjunctionsPronounOther quiz:
Tenses › ViewWhich sentence is in the Present Continuous Tense?
A. They walk to school every day.
B. She is baking cookies now.
C. I finish my homework.
D. He plays video games.
Grammar › View
He ___ much happier since he got a new job.
A. has been
B. was
C. is
D. have been