Which statement would best serve as a claim for an argument?

a. bicycle helmets gained popularity in the 1990s, when many states enacted safety legislation.

b. bicycle helmets are available for purchase at bike shops, sporting good stores, and big-box outlet stores.

c. bicycle helmets may not be the most fashionable accessory, but every biker needs this life-saving protection.

d. bicycle helmets vary in style, shape, and color, and riders of all ages can select helmets tailored to their needs.

The correct answer is C. Bicycle helmets may not be the most fashionable accessory, but every biker needs this life-saving protection.

Explanation:

For a statement to be an effective claim or thesis statement and therefore to be part of an argument one of the important points is that the statement expresses a position about a topic rather than a fact or reality, becaue in this way it is possible to defend a point. Besides this, it is recommended the claim is concise but detail enough to understand the position of the author and the main point or points that support it. This implies, the only statement that could serve as a claim is "Bicycle helmets may not be the most fashionable accessory, but every biker needs this life-saving protection" because this is the only one that expresses a position about the need using helmets and also it is concise, detailed and presents the main point for the need of helmets which is "life-saving protection".

adverb is the answer i believe.

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.