Question: How long is Greece's coastline?

Is "Located in Southern Europe, Greece consists of a mountainous, peninsular mainland jutting out into the sea at the southern end of the Balkans, ending at the Peloponnese peninsula (separated from the mainland by the canal of the Isthmus of Corinth) and strategically located at the crossroads of Europe, Asia, and Africa." the correct answer?
a). yes b). no
b).