Question

this year we didn't celebrate Diwali because we were all very sad after the destruction caused by the tsunami.

Which type of sentence is this?
(complex /compound /simple) ​

Answer 1

hlw.. :-)

...this year we didn't celebrate Diwali because we were all very sad after the destruction caused by the tsunami.

ans ==> COMPLEX SENTENCE.

Answer 2

It is a compound sentence because it consists of two simple sentences combined by a conjunction.

One sentence is "This year we didn't celebrate Diwali."
And
Other sentence is "We were all very sad after the destruction caused by the tsunami."