Please let me know if they’re both written correctly
The period of (the) first 10 years witnessed a dramatic increase
The period of (the) first 10 years had a dramatic increase
There is no period at the end, so neither can be correct. "Witness" is a bit too literal, in my opinion. "Saw" is usual in this figurative sense, and "witness" sounds like what Fowler called elegant variation, a style error arising from a writer's mistaken belief that the usual is never good enough.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
There is no period at the end, so neither can be correct. "Witness" is a bit too literal, in my opinion. "Saw" is usual in this figurative sense, and "witness" sounds like what Fowler called elegant variation, a style error arising from a writer's mistaken belief that the usual is never good enough. "Had" is wrong because the years did not have anything. By the way, "period of" is not needed a