In your opinion, how is social progress made?

Free points + brainliest! answer this correctly and you shall receive! to obtain a class e license, you don’t need to a. be at least 16 years old b. complete a tlsae course c. pass the driving skills test d. be a u.s. citizen

Which of these is a disadvantage of hydrogen fuel cells? a. engines that use hydrogen fuel are more efficient than gasoline-powered engines. b. the only emission produced by hydrogen fuel cells is water. c. hydrogen fuel is continually available and useful for heating. d. hydrogen fuel is often purified in a process that emits lots of greenhouse gases.

Who is the presiding officer of the senate whenever the vice-president is not present? speaker of the house attorney general secretary of state president pro tempore