As a responsible student, what practical thing can you do to contribute to the global effort against global warming? a. using plastic cups in experiments
b. using a car instead of a bike to go to school
c. turning the lights off when not in use
d. washing clothes only in the afternoon
e. taking a shower only in the morning

Its B(and c if it you could answer 2 )

Explanation:

a. Sure your using plastic less but still you could have avoided the use of cups in all.

b. (we already know this is the answer but let me explain) If you use a car of  course it would pollute the air so if you use a bike you would both be exercising and polluting the air less.

c. It would cocerve energy so the main reason i asked if it was multi answer.

d.what would that do, your still using water?

e. same answer as last explination.

yay can i have brainliest

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: