Answer:
i don't understand what you have typed dear .
The conflict can be called different things, but it should be something like vs. nature, vs. environment, vs. external even.
Answer:
Katherine Johnson was one of the most trusted NASA mathematicians; She helped launch the first American astronaut into orbit.
Explanation:
hope this is okay.. :)
Them would be the correct pronoun for this sentence because books is plural and is an object, so its pronoun must be third person. The 3rd person plural pronoun in English is they, and its objective/accusative form (the form used when the item is the object of a verb) is them, so there's your answer.
Present
Present progressive has "-ing", present emphatic requires the verb "do" or "does" and present perfect requires "is/has/have"