Brown wolf by jack london.. the last line of the passage suggests that Madge is

16.) true

17.) true

18.) it doesn't say

19.) true

20.) false

explanation:

answer: ok heres what i got on google

explanation: to recognize illness in frogs, toads, newts, or salamanders, look for the following signs:

inactivity or unusual behaviors. the first thing you might notice in your amphibian is abnormal behavior or appearance.

gradual or sudden weight loss.

body/abdominal bloat.

skin blotches.

eye cloudiness.

edema.

you are perfect just the way you are