Final answer:
The word 'weigh' means to carefully assess something by considering it in one's mind, which would match with all provided options: 'consider,' 'ponder,' 'contemplate,' and 'think on or over.'
Step-by-step explanation:
The word "weigh" in the context of the provided statement corresponds to the act of careful consideration or deliberation. When we use the term "weigh" metaphorically in English, it means to assess the merits, significance, or value of something by considering it carefully. This involves looking at different aspects and pondering the outcomes before making a decision.
Therefore, from the given options, a) consider, b) ponder, c) contemplate, and d) think on or over all match the meaning of "weigh" as used in the statement: "By 'deliberation' Taylor means the experience of weighing something in one's mind, of trying out various options in one's mind."