<h3>
Answer: B. Studied</h3>
We're talking about event in the past (last night), so we use a past tense form of the verb "to study".
Danny <u>studied</u> for a long time last night.

Who can you infer transformed Dryope into a tree?
A. the country people
B. her child
C. Iole
D. Lotus

D. Lotus
HOPE THIS HELPS^^
Both C and D are the same so either could be correct, but it is not a or b that’s for sure
Scientific discoveries allow several problems that threatened and even hindered our lives to be solved. This can be seen by the development of disease treatment, better forms of mobility, better forms of communication, greater access to entertainment, among other technologies that we can say that make our lives easy, increase our quality of life and allow maintenance of our life is more efficient.
However, scientific advancement promotes the strong exploitation of natural resources, which causes degradation of those resources that are essential for our existence. With degeneration increasingly efficient, we do not know what our lives will be like in the future, but we know it will be insecure because we cannot fight against the force of environmental imbalance.