Synthesis refers to the output of the task. For eg. if you take chemical substances, the reaction of chemical substances refers to “Synthesis”.
Synthesis in terms of post-reading, the word refers to one of the phase in the reading process where the content which is read are to be connected to what we know already and what we learnt newly. It is the outcome of reading.
There is one another term called “stimulation” which refers to the overall design of the reading.
He had to go look for a lot of info
<span>The theater was a feast for the imagination and for the senses; there were smells, sights, and sounds everywhere.</span>
Since nothing is underlined, I am going to make an educated guess that the underlines clause is "who had worked with the business person". If that is the case, the correct answer would be D - adjective clause. It is a relative clause, to be more precise, because it starts with a relative pronoun "who", but that is a part of adjectival clauses, so that is the correct answer.