Select all that apply. What three things helped the Tang Dynasty to have a very successful foreign trade system?

superior shipbuilding
the invention of the compass
the printing of money
the Silk Road
a number of trading colonies

Compared with the executive and legislative branches

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period. the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided. a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs. an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

Isaiah is a citizen of florida. he would like to propose a new amendment to his state's constitution to be voted on in the next election. is isaiah able to do this? no. the u. s. and florida constitutions do not allow citizens to add amendments to the state or federal ballot. no. the florida constitution says citizens may only propose new laws or amendments at local government meetings. yes. the florida and u. s. constitutions allow citizens to add amendments to be voted on in the next federal election. yes. the florida constitution allows citizens to propose amendments to the state constitution to be voted on in the next state election.