As discussed in lecture, when a woman's basal body temperature rises it means

Basal Body Temperature (BBT) is the body temperature upon waking up or when a person is at rest. After ovulation, a woman’s BBT rises because of increase in progesterone level. BBT swill stay high throughout the post-ovulation phase and until the following cycle. If there is pregnancy, BBT will stay high.

d. planting trees

the trees take in carbon to make oxygen.

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.