Which sentence is punctuated correctly? the treasure hunter visited folletts island, texas; galveston island, texas; and culiacán, sinaloa. the treasure hunter visited folletts island, texas galveston island, texas and culiacán, sinaloa. the treasure hunter visited folletts island, texas, galveston island, texas, and culiacán, sinaloa.

The correct answer is indeed A. In an enumeration where you provide extra information about each item being enumerated, it is necessary to put a semi colon between each new item. So, in this case the writer wants to both enumerate the places the visitor went to and say which state each place belongs to. So, for giving the information about the state he/she used a comma, while for adding a new place he/she used a semi colon so as to make it clear that it is a new place being added to the list

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.