Answer:
The second option, $2.49 for a 4-ounce bottle.
Explanation:
For the first option:
$1.99 for 3 ounces.
For 1 ounce,
![1.99 / 3 = 0.66333...](https://img.qammunity.org/2020/formulas/mathematics/middle-school/zaztlme939ylaerqkam015fzzabodcewcc.png)
For the second option:
$2.49 for 4 ounces.
For 1 ounce,
![2.49 / 4 = 0.6225](https://img.qammunity.org/2020/formulas/mathematics/middle-school/p0pg224mbgps9g2otcaiegs58d1x9rb7nw.png)
Since 0.6225 is cheaper/less than 0.6633..., the second option is better as you can get one ounce at a cheaper rate.