The correct answer is (a) Egypt. Alexandria is a major seaport on the Mediterranean Sea, in northeastern Egypt. It is the second-largest city in Egypt, after Cairo, and is located about 220 kilometers (140 mi) northwest of the capital. The city was founded by Alexander the Great in 331 BC and was named after him. Alexandria was an important center of trade and learning in the ancient world, and it is still a major commercial and cultural center today.
Option (b), Israel, is incorrect because Alexandria is not a port of Israel. Israel is a country in the Middle East, located on the southeastern shore of the Mediterranean Sea. The capital of Israel is Jerusalem.
Option (c), Jordan, is incorrect because Alexandria is not a port of Jordan. Jordan is a country in the Middle East, located on the eastern shore of the Jordan River. The capital of Jordan is Amman.
Option (d), Libya, is incorrect because Alexandria is not a port of Libya. Libya is a country in North Africa, located on the Mediterranean Sea. The capital of Libya is Tripoli.