States of nature
a. can describe uncontrollable natural events such as floods or freezing temperatures.
b. can be selected by the decision maker.
c. cannot be enumerated by the decision maker.
d. all of the alternatives are true.

(a) can describe uncontrollable natural events such as floods or freezing temperatures.

Step-by-step explanation:

The generally known five forces of nature include Gravity, Electromagnetism, Strong Nuclear Force, Weak Nuclear Force, and the Higgs Force. The interactions in this Universe are governed mainly by four forces. On the large scale, it is the forces of Gravitation and Electromagnetism rule; while the strong and weak forces dominate the microscopic realm of the atomic nucleus.

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

there is nothing below so i cannot

step-by-step explanation: