Your muscles can use these three amino acids to provide energy during exercise. Leucine might also help build muscle. There's little evidence that BCAA supplements improve performance in endurance activities like distance running. ... Eating foods containing protein automatically increases your intake of BCAA's
Place it on the side of your windpipe, and wen u count ,.. count the number of beats in 15 seconds..like feel the bone of ur jaw line.. and push in. the when u feel a beat there u go.. sometimes u may have to hold your breath to focus on the beat
I believe the answer you're looking for is A. Hope this helps!