A, I believe because they both have the same root word
"’I see we'll have to do it the hard way
Explanation:
its a classic line that many authors use that line would be the best out of the four to grow suspense
B. determine a worker's attitude
The characteristics of homologous series are :-
1) they have same molecular formula.
2) They have same group(functional group)
3) They have same chemical properties and method of preparations.