What change to American laws created a federal commission that regulated the railroad industry?

Consider the events in alfred wegener's life that led to his development of the continental drift hypothesis. review the items below and determine whether each item is (1) an observation that led alfred wegener to develop his continental drift hypothesis, or (2) evidence wegener gathered to support his proposal.

Why did eudes ask charles martel for ?

Kleenex and band-aids are prime examples of advertisement