Make the sentence fluent: Some of the topmost concerns that are widely mentioned are safety, costs and the performance.
The first one is the most important one. The second one is the most important one.
The third one is the most important one.
The fourth one is the most important one.
The fifth one is the most important one.
The sixth one is the most important one.
The seventh one is the most important one.
The eighth one is the most important one.
The ninth one is the most important one.
The tenth one is the most important one.
The
The first one is the most important one. The second one is the most important one.
The third one is the most important one.
The fourth one is the most important one.
The fifth one is the most important one.
The sixth one is the most important one.
The seventh one is the most important one.
The eighth one is the most important one.
The ninth one is the most important one.
The tenth one is the most important one.
The