Ihave less than 10 mins.
determine whether the underlined --> () phrase or clause in each sentence is restrictive or nonrestrictive.
1) lighting (that strikes in dry forest) can cause forest fires.
a) restrictive; no commas needed
b) nonrestrictive; commas are needed
2) often thunderstorms produce lightning (that ignites wet areas).
a) restrictive; no commas needed
b) nonrestrictive; commas are needed
3) lighting (which occurs all over the world) is an amazing phenomenon.
a) restrictive; no commas needed
b) nonrestrictive; commas are needed
4) thunder (can be quite loud) follows a lighting crash.
a) restrictive; no commas needed
b) nonrestrictive; commas are needed
5) a bolt of lightning (striking a person) usually causes very serious injury or death.
a) restrictive; no commas needed
b) nonrestrictive; commas are needed