Based on the clue 'breathe easier with this 4 letter acronym for a fi...', what is the answer?

What is associated with: breaking up is hard to do but on january 1 1984 this telecommunications giant was forced to? Based on the clue 'breastplated warrior princess played by lucy lawle...', what is the answer? Based on the clue 'breasts beards are this type of sexual characteri...', what is the answer? Based on the clue 'breathe easier during a cold with vicks cool mist ...', what is the answer? Based on the clue 'breathe into a paper bag to relax the muscles when...', what is the answer? Based on the clue 'breathe right strips alleviate this sleeping noise...', what is the answer? Based on the clue 'breathes heavily like a dog or a tired jogger', what is the answer? What is referred to by 'breathing in out'?