C.
Janine should increase the intensity or length of her exercise programs because it is more difficult to maintain high fitness levels as you age.
Emotions,attitude and ethics
Answer:
Can cause death in people.
Hope this helps.
Answer:
hacker is a person intensely interested in the arcane and recondite workings of any computer operating system. Hackers are most often programmers.
A cracker is one who breaks into or otherwise violates the system integrity of remote machines with malicious intent.