Chinese Mini-Test: How to use causal conjunctions in Chinese? (Beginner)

Beginner Level 初级 (chūjí)

Yīnwèi wàimiàn xiàyǔ le, ____ wǒmen bú qù guàngjiē le. 因为      外面     下雨 了,____  我们  不 去     逛街   了。 Because it is raining outside, we aren’t going shopping. A. 所以 (suǒyǐ) B. 但是 (dànshì) C. 就 (jiù) D. 才 (cái)