No links!! Will report if there are any. Which sentence uses the verb spliced correctly?

The engineer spliced the two cables of the machine.

Or

He spliced the ends of the rope after they broke.

Identify the sentence in which the underlined word or words are punctuated incorrectly. a) pam was (well prepared) for the debate. b) she had (read three quarters) of the material more than once. c) she has always been (self assured). d) the winner needs a (two-thirds) majority of the votes.