There were 6 students in the class wearing white sneakers. This would be an example of an observation that is 1. Qualitative only
2. Quantitative only
3. Both qualitative and qualitative
4. Neither qualitative and quantitative

4.

Explanation:

It's neither qualitative and quantitative. Qualitative is speculation on quality, and quantitative is  speculation on quantity, or the amount of something.

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."