Which of these statements is true regarding the Preamble to the Constitution of the United States? PLS PLS HELP A. It establishes the three branches of government. B.

B. It sets up the power of the states over the people.

C. It defines the role of the states to the federal government.

D. It explains the purposes of the constitution.

Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?