Mari and rob are making a poster for the science fair. they need to firgure out how much rock that weighs 7 pounds on earth would weigh on mars. they know that they can multiply the amount the rock weighs on earth by 0.38 to find its weigh on mars. circle all the partial products mari and rob would need to add to find the product of 7 and 0.38 mark all that apply. A. 0.7 B.0.56 C 2.66 D.2.1 E. 0.38