Ateacher wants her students to tackle challenging tasks. the best strategy is for the teacher to praise her students: for being such wonderful kids. by giving out rewards for getting "a"s. for being so smart. when they work hard.

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d

i think it's the cabinet