I've got spare time, I love personal narratives
The preposition 'since' always shows a time relationship from the past to the present.
When you say 'since Monday' it means that he didn't have a car available from Monday until now.So, a time relatioship
The answer is:
4. “While that link gave the English a stake in slavery, it also gave the antislavery forces an opportunity.”
In the excerpt from "Sugar Changed the World," the authors make clear that the same sugar trade that had started slavery also gave abolitionists like Clarkson the chance to end it. The antislavery movement considered that making the abhorrence of enslavement evident to those who obtained a financial advantage from it might make such system come to an end.