why we must study Roanoke & Jamestown at the start of English colonialism in North America.(SEND HELP PLEASE)

Which political reform gave people the power to put a proposed law on the ballot? referendum initiative direct primary recall

The primary purpose of a certificate of confidentiality is to: allow law enforcement to investigate abuse cases.protect researchers from disclosing conflicts of interest.prevent subjects from knowing the purpose of a study.protect identifiable research information from compelled disclosure.

The form the boundary between north and south china. a. himalayan mountains c. change river b. xi river d. qinling shandi mountains