Answer:
1. which; why; what.
2. Cause and effect.
3. Because, as a result of, now that, because of, since, as a consequence of, due to, etc.
4. Consequently, therefore, so, hence, accordingly, thus, this resulted in, etc.
Explanation:
Cause and effect can be defined as the relationship between two things or events in which an occurrence of one (cause) leads to the occurrence of another (effect).
Filling the missing words or texts into the questions, we have;
1. Cause and effect is a text development pattern which explains why something happens and states what results a particular event produces.
2. Cause and effect focuses on answering the following questions:
I. Why did the topic happen?
II. What caused it?
III. What does it cause?
IV. What are its effects?
V. How is it related to something else?
3. The signal words used in introducing cause include: because, as a result of, now that, because of, since, as a consequence of, due to, etc.
4. The signal words used in introducing effect include: consequently, therefore, so, hence, accordingly, thus, this resulted in, etc.