Posted by nancy on Thursday, August 5, 2010 at 12:09am.
B is correct; however, it is not a compound sentence. It is a simple sentence with compound predicate adjectives = alert, engrossed, concentrated.
thanks : )
Related Questions
Physics - The specific heat capacity of a material is 1200 J/(kg°C). The ...
physics - Two capacitors, identical except for the dielectric material between ...
Calculus - A certain radioactive material decays exponetially. The percent, P, ...
Chem - . State whether each of the following samples of matter is a gas. If ...
Physics Help Please - A sample of an unknown material appears to weigh 270 N in ...
algebra - sam has a science test on thursday. on monday he studies 3/8 of the ...
Math - A hi-tech bowling ball is constructed from concentric spheres, kind of ...
Math - Q) Hasan buys two kinds of cloth materials for school uniforms, shirt ...
QUOTATION MARKS - When you want to add material to the quoted information, what...
English - We have purchased a batch of material directly from the manufacturer. ...
For Further Reading