Leticia is trying to lift a box using the least amount of force. Which lever should she use? Group of answer choices. (this is science)

A. lever
B. screw
C. pulley
D. inclined pline

1. antarctica2. saudi arabia

B. the west has a variety of climates and many different biomes

Genetically modified corn is a very controversial issue because of the potential benefits that it can bring, but also the potential for it to bring problems in the future. genetically modified corn can be beneficial in the developing world because it can be modified to be resistant to drought, or pesticide, and therefore the crop is stronger and easier to grow. however, the use of gmo corn can also be problematic because they decrease the diversity in the types of seeds that are used to grow food and also can make farmers dependent on the seeds from companies because they can only be used once to grow corn. 

"oxidation of the rock by expansion and contraction" is the one among the following choices given in the question that  could increase theweathering of the rock. the correct option among all the options that are given in the question is the fourth option or option "d". i hope it you.