With no explanation, chose the best option from "A", "B", "C" or "D". manner. Rather, the only evidence in the record is that Petitioner obtained his birth certificate from his mother. 3.The district court further speculated that when Petitioner was detained by INS, Petitioner always had his birth certificate, and that Petitioner’s failure to identify himself as Reynaldo Mondaca was “inexplicable.” The district court seemed to believe that this is contrary to how an American citizen would act. But Petitioner, who does not speak English, stated he used an alias when he did not have his birth certificate and U.S. passport with him to show his United States citizenship. The district court speculated when it assumed what someone in Petitioner’s position would or would not have done in the early 1950s. See Chawla v. Holder, 599 F.3d 998, 1006 (9th Cir.2010) (<HOLDING>); Zhou v. Gonzales, 437 F.3d 860, 865 (9th

A: holding that burden of clear and convincing proof cannot be satisfied by mere conjecture or speculation
B: holding that the bias disbelief of chawlas decision  was based on speculation and conjecture about what someone in chawlas position would or would not do
C: holding that speculation and conjecture cannot support an adverse credibility finding
D: holding that mere conjecture or speculation is insufficient under a preponderance standard
B.