Scientific researches indicate a number of negative impacts of poor sleeping quality. ……………….., the problem can lead to anxiety and depression. A. Otherwise

B. For example

C. To conclude

D. Nevertheless

C. To conclude

Explanation:

B. For example

Explanation:

The writer has stated something, then stated the cause of the statement. So you would use for example like a showing evidence or proof statement.

You wouldn't use otherwise because it's still on the same topic and not comparing or show any type of cause and effect

To Conclude, would usually be in closing to finalize your research

Nevertheless is usually used when something appears to be wrong or incorrect and the writer is saying... and this can still happen

man vs. nature - first choice

it could change in many ways and by that i mean income can go lower or higher depending on how hard you work. i hope this .