Read the following excerpt from "i sell a dog" by mark twain:
i was out of money and i went down to washington to see if could earn enough there to keep me in bread and butter while i should write the book.
what is the role of the idiom in this sentence?
a. to show that twain was used to living a hand-to-mouth existence
b. to describe the typical diet of people who lived during twain's time
c. to add humor to the sentence by equating money with something to eat
d. to indicate that twain needed money in order to eat

How does the mother defend her child to the old duck

Walking is not the most exciting form of exercise a person can take on for fitness. yet it is low impact and requires no fancy equipment. that makes walking a simple activity for those new to exercise. walking is less likely than other exercises to cause injury to leg tendons and muscles. all it requires is a good pair of sneakers-no cables, stylish outfits, or weights required. of course, a person could increase the benefit of a workout by adding weights or speed walking. identify the main idea of this paragraph. walking is a difficult and safe exercise for beginners. walking is an easy and safe exercise for beginners. walking is a boring and dangerous form of exercise. walking is an exciting and very effective form of exercise.

What people are uppermost in louis pasteur's mind at the opening of the pasteur institute? what are his feelings towards them?