Which of the following guidelines are given in regards to intensity and frequency, to improve muscular strength? ( select those who apply )

workout sessions should be limited to twice a week for 15-30 minutes.
during each workout session, several different muscle groups should be worked.
exercises for each muscle group should include four to five sets of 10 to 15 repetitions each.
increase the weight only when you are able to complete three sets of 10 repetitions with ease.

Cognitive development discussion question: must be at least 1 paragraph. how can you demonstrate responsible personal and social behavior during physical activities? *example: responsible personal behavior- locating dangers in your surroundings on a field; i.e. man hole covers, brick signs, holes, broken glass, etc. *example - acknowledge the performance of others, no matter the outcome *example: responsible social behavior – learning to accept rulings from officials, handling stressful situations, knowing your team role and doing your job *example - practice conflict management and listening skills in a competitive atmosphere

An _ exposure is a repeated or prolonged exposure(over months or years) that may bring about slowly developing symptoms.

What region is located between the shoulder blades