Synchronized versions of the collections in the Java Collections API allow at a time to access a collection that might be shared among several threads. Group of answer choices only one thread any number of threads a maximum of two threads None of these.

given the options, i would say your best bet is c. the modem supports up to 56 kbps, which is too low for video streaming. dial up modems use actual phone lines, which only can go up to 56 kbps as that's more than sufficient for traditional phone calls. this is also the reason why when a dial-up modem connects, you hear all those sounds. it's literally using the phone line to establish a connection.

answer; i believe the correct answer is network?