Restructure a habitat and allow only the hardiest plants to survive. B
bring water to a habitat and allow only the most water-loving plants to survive.
C
drain water from a habitat and allow only the most fibrous plants to survive.
D
clear-cut a habitat and allow only the smallest plants to survive

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.