# Reading Assignment #2 [Enumeration](https://docs.swift.org/swift-book/LanguageGuide/Enumerations.html) - down to, but not including, "Recursive Enumerations" [Closures](https://docs.swift.org/swift-book/LanguageGuide/Closures.html) - down to, but not including, "Autoclosures" [Optional Chaining](https://docs.swift.org/swift-book/LanguageGuide/OptionalChaining.html) [Protocols](https://docs.swift.org/swift-book/LanguageGuide/Protocols.html) - down to, but not including, "Checking for Protocol Conformance" [Access Control](https://docs.swift.org/swift-book/LanguageGuide/AccessControl.html) - Modules and Source Files - Access Levels - Access Control Syntax