The message on a diamond-shaped sign might be:

a. pass with care, trucks use right lane, or do not pass

b. curve, hill, or winding road

c. one way, wrong way, or no trucks.

d. no turn, speed zone ahead, or left lane must turn left.

1. b

2. c

3. b

4. a

5. b

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.