Question

determine word meanings using context clues 1 - instruction - level d
would it surprise you to know that venomous snakes can be milked? taking the venom from a snakes sharp teeth is called milking it. milking snakes is the sole job of some snake scientists. it is their only job, and it is a dangerous one.
venomous snakes, like this viper, have special teeth called fangs. the fangs contain venom.
what does “sole” mean in this passage?
very important
a problem to solve
a kind of animal
just one

Explanation:

The text states "It is their only job", indicating that "sole" means just one.

Answer:

D. just one