Such circumstances are relevant to any determination of whether the defendant acted reasonably. There are questions as to whether these remains are those of Neandertals. However, there are debates as to whether they were cannibals. There is still debate as to whether this feature was important. There is some dispute as to whether Lhuyd's theory is correct. He was uncertain as to whether he would direct the film. There is skepticism as to whether it exists as a physical sound. The episode ended with doubt about whether they would return. There was doubt as to whether she could be re-floated. There is debate as to whether persistence has relevance. Shareholders have 14 days to decide whether to buy. It is unknown as to whether the products have been discontinued. Apatheism concerns belief about the practical importance of whether God exists. It is disputed as to whether it had the striping pattern. There is some debate over whether recycling is economically efficient.