Which of these is a solution? a. oil and waterb. soda popc. h2o

The image shows embryos of three vertebrate classes

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations