How do installment plans work?

Plz how did the jews of the diaspora preserve their heritage?

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.

Which consideration must be addressed when deciding for whom to produce? who can be most creative with the product? who has the largest resource pool? who has the greatest need? who can bring in the greatest profit?