(a) Syria
(b) Jordan
(c) Lebanon
(d) Israel
Answer: (b)
Option (b) is correct:
21 countries share a coastline with the Mediterranean Sea. They are Albania, Algeria, Bosnia and Herzegovina, Croatia, Cyprus, Egypt, France, Greece, Israel, Italy, Lebanon, Libya, Malta, Monaco, Montenegro, Morocco, Slovenia, Spain, Syria, Tunisia, and Turkey. Jordan does not share a border with the Mediterranean Sea.