C. Hummingbirds are hovering over the geraniums while caterpillars munched leaves.
This is because the tense of the hummingbirds is in the "ing" form, while the tense of the caterpillars is in past tense, or the "ed" form. Because these tenses do not agree, it is an inappropriate shift in verb tense.
B.
The line starts at the origin and goes down by two.
Answer:
he is fifty years old
Step-by-step explanation:
six years ago he would have been 44 yearsold
