The most likely answer would be C if the topic is toddlers.
HOWEVER if their is no information to support that it is about toddlers in your marital then it is most likely D.
Answer:
reasons and evidence
Explanation:
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Answer:
(A)
Explanation:
You need to share the main article, as well.
I am pretty sure it narrows down to (A) or (D), and based on the context, I would say it is going to be (A).
I have assumed that the main article is about piggybacking and how it influences to implement habits.
I might be able to help better if I had the article in my disposal.
Ronald Mcnair , an American physicist, died during the launch of the Space Shuttle Challenge. McNair is an inspiration to many young NASA astronauts.