Answer:
D
Explanation:
Becasue it show the pecantage( 60%)it has increased to and how long it took to increase(50 years)
Answer:
Explanation:
the would be A fewer test should not been used in this plea
Answer:
1. I was struggling to figure out how lightning works, but then it struck me.
2. She has a photographic memory but never developed it.
3. I've been to the dentist many times so I know the drill.
4. Always trust a glue salesman, they tend to stick to their word.