Question

speed
b. displacement
4. Road signs like 50 km/h are warning to drive in given:
a. area
b. speed limit
C. direction​

Answer 1

Answer:

Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones. Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony.

Answer 2

Answer:

b. speed limit

this is the correct answer