3. Read the following sentence from Chapter 29 of Roughing It by Mark Twain. Given the context of the additional paragraph, please determine the
meaning of the word bore used in context.
Therefore, instead of working here on the surface, we must either bore down
into the rock with a shaft till we came to where it was rich--say a hundred feet
or so --or else we must go down into the valley and bore a long tunnel into the
mountain side and tap the ledge far under the earth.
What is the likeliest meaning of the word bore as it is used in the
sentence?
a. tire or disinterest
b. drill or penetrate
c. act like a windbag
d. root like a wild pig