Question 7 Q: 7 Loops in Solidity: Options A: are a great way to circumvent gas requirements, because a loop will only consume gas once. B: are dangerous when used with data structures that grow, such as arrays or mapping, because it is hard to estimate the gas requirements. C: should be avoided where possible, because of unknown side-effects on the gas requirements. Save Question Show Answer Discussion 0 Clear Discussion Most voted Newest No comments yet. Be the first to comment. Post Be respectful. No spam. Correct Answer: B