PLS HELP ASAP, I WILL GIVE YOU BRAINLIEST PLS HELP ME ANSWER THESE 3 QUESTIONS

Explain the sliding filament method

Which of these is a feature of audible pedestrian crosswalk signals? o a. pedestrian tracking o b. emergency instructions o c. button location signaling od. responses to voice commands

Which scenario represents consensual sex? lena has sex with a minor at a party.marco has sex with steffany, who has been drinking a lot of alcohol.twenty-year-old robert has sex with his 21-year-old boyfriend.o quan has sex with a woman with a mental disability whom he knows very well.