What is wrong with the following example:

The Basic Linear Algebra Subprograms (BLAS) have several advantages. They

• Lead to shorter and clear codes;
• Improve modularity.
• Machine dependent optimizations can be confined to the BLAS, aiding portability, and
• Tuned BLAS have been provided by several manufacturers.

Answer:

1. The punctuation at the end of the bullets is also inconsistent.

2. The "and" ending the third bullet precedes a sentence in the fourth bullet.

3. Only the first two bullets fit the preceding "they."

4. The passive voice can be avoided in the last bullet.