Who were the first four caliphs of islam

Abu Bakr as siddiq

Omar bin al khattab

Uthman bin Affan

Ali bin abi talib

Explanation:

Rashidun, (Arabic: “Rightly Guided,” or “Perfect”), the first four caliphs of the Islamic community, known in Muslim history as the orthodox or patriarchal caliphs: Abū Bakr (reigned 632–634), ʿUmar (reigned 634–644), ʿUthmān (reigned 644–656), and ʿAlī (reigned 656–661).

Explanation:

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .