PLS HELP WILL GIVE BRAINLIEST which of the following questions might be asked by an economist who is using critical thinking to a solve a problem?

a. All of these choices are correct.

b. Which principles of command economy have the most negative effects on competition?

c. How could social security and Medicare better use their resources to expand benefits?

d. How might a hurricane in Florida affect the prices of crops grown in the state?

Gary lives in an area that receives high rainfall and thunderstorms throughout the year. which device would be useful to him to maintain his computer?

Trade will take place: a. if the maximum that a consumer is willing and able to pay is less than the minimum price the producer is willing and able to accept for a good. b. if the maximum that a consumer is willing and able to pay is greater than the minimum price the producer is willing and able to accept for a good. c. only if the maximum that a consumer is willing and able to pay is equal to the minimum price the producer is willing and able to accept for a good. d. none of the above.

Which statement best describes the two reactions? abcl, + h2 → 2hci2h + h = he + inreaction a involves a greater change, and reaction b involves a change in element identity.reaction b involves a greater change and a change in element identityreaction a involves a greater change and a change in element identity.reaction b involves a greater change, and reaction a involves a change in element identity.