Hello can someone help me please? This is for U. S Government

Part A: Write claims and supporting evidence statements based on the following free-response question:
"Both party leadership and committees in Congress play key roles in the legislative process.
(a) Define two of the following elements of the congressional committee system and explain how each influences the legislative process.
* Specialization
* Reciprocity/logrolling
* Party representation on committees
(b) Identify two ways party leadership in Congress can influence the legislative process, and explain how each way influences the process.

Telling your brain to slow down and focusing on details are crucial activities in which positive study habit?

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.

What words in the preamble to the constitution reflect the principle of popular sovereignty