6. Strawberries are expensive. I don't often buy them.

which of this words fits in sentence although, because, since and when

Since

Explanation:

I don't often buy strawberries since they are expensive.

The sentence would also make sense like this:

Since strawberries are expensive, I don't often buy them.

OR

I don't often buy strawberries because they are expensive.

c i took the test and ig: is @yfw.madison

explanation:

your answer would be: c