It depends on the word which is underlined (you didn't underline anything).
If the underlined word is <u>his son</u>, then the correct answer is indirect object. If the underlined word is <u>a workbench</u>, then the correct answer is direct object.
Answer:
for the theme or something else?
While the priceless jewel was on display; the museum increased security, decided to extend the hours so more people could see it and rearranged exhibits.