What is the best way to combine the following two sentences?



Cities should consider all of their citizens.

Some cities never think about certain population groups when making decisions.

What is the best way to combine the following two sentences?



Cities should consider all of their citizens.
Some cities never think about certain population groups when making decisions.

Cities should consider all of their citizens, and some cities never think about certain population groups when making decisions.

Because some cities never think about certain population groups when making decisions, they should consider all of their citizens.

Cities should consider all of their citizens;some cities never think about certain population groups when making decisions.

While some cities never think about certain population groups when making decisions, all cities should take more time to consider all of their citizens.

use a b c or d

Using option C: Cities should consider all of their citizens; some cities never think about certain population groups when making decisions.