Chinese Mini-test: When Will the Film Start? (Beginner)

Beginner Level 初级 (chūjí)

Choose the correct answer based on the following short conversation.
Yǐjīng qīdiǎn le, diànyǐng zěnme hái bù kāishǐ?
A: 已经  七  点  了,电影      怎么   还  不  开始?
It’s already 7 o’clock. Why hasn’t the film started?
Háiyǒu shí fēnzhōng ne.
B: …