An engineering firm is developing a bridge for trains using recycled materials. It is building prototypes of the bridge to be tested. Which statement best explains why prototyping can be important? A. Building a prototype allows conductors to use the proposed bridge while it is still being tested.

B. Building a prototype allows all brainstormed bridge designs to be modeled.

C. Building a prototype allows the most promising bridge design to be tested in a safe manner.

D. Building a prototype allows the constraints for the bridge to be ignored.

answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun

the equation above shows how temperature f, measured in degrees fahrenheit, relates to a temperature c, measured in degrees celsius. based on the equation, which of the following must be true?

a temperature increase of 1 degree fahrenheit is equivalent to a temperature increase of

5

9

degree celsius.

a temperature increase of 1 degree celsius is equivalent to a temperature increase of 1.8 degrees fahrenheit.

a temperature increase of

5

9

degree fahrenheit is equivalent to a temperature increase of 1 degree celsius.

a) i only

b) ii only

c) iii only

d) i and ii only

answer:

explain:

we don't have any choices.