Alana's psychology instructor announced that next week's exam will be an open-book test. none of her teachers in high school ever had open-book tests, so she isn't sure what to expect. what advice should you give alana to her do well on her open-book psychology test?

Study through books and when you find a good fact or statement or whatever it is you find add a note or something that gives you a little more insight. Also, if you can look over the test and make notes of what the questions are like so you can make notes about them too.  

the actual answers are a, b, and d.

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