Organs I guess.
(Sorry if Im not helping)
<span>The chain of infection, if we think of it as an actual chain, is made up of six different links: pathogen (infectious agent), reservoir, portal of exit, means of transmission, portal of entry, and the new host. Each link has a unique role in the chain, and each can be interrupted, or broken, through various means
a-infectious agent
b-portal of entry
c-portal of exit
d-reservoirs</span>
I am going to have to say answer C is correct.
Answer:
B. more difficult when your close friends smoke.
Explanation:
Especially when one is younger and/or has been with your friends in a long term, it may be "more" pressuring to do things with your long-time close friend, even if it is detrimental to your health. B, is the best answer choice for this question.
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