The lengths haven't changed but the quantity may have increased.
increased a lot
They get up graded
they have been increased
C. Increased
The price of gold has increased abunch in the past ten years.
I would have to say increased. The median price for a single-family home has increased at an accelerating pace in the past ten years, after a period of moderate price increases in the ten.
trailer is a noun not a verb
13PPm
rate of deforestation
No, it has decreased
The Muslim population has INCREASED.
because there are more machines and industries