Final answer:
In the book 'Resistance', Esther sustained multiple injuries from the Gestapo, which included a broken leg, a cracked rib, and a concussion.
Step-by-step explanation:
In the book Resistance, the injury that Esther sustained when being beaten by the Gestapo was (d) All of the above. Esther suffered a broken leg, a cracked rib, and a concussion due to the brutal physical assault. This illustrates the harsh realities of life during World War II for those who were part of the resistance movements against the Nazis. Characters like Esther endured extreme hardships, and these physical injuries are indicative of the violence they faced. The book employs these moments to convey the gravity and danger of resisting oppressive regimes during this historical period.