Why are spring floods common in rivers where the headwaters are in an area of cold, snowy winters?​

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these

The structure that houses the cells genetic information.