Read the text and choose the correct option.

I confess that my own attention had started to wander when I suddenly heard the wild, enthusiastic shrieks of a delighted American tourist. I turned to find a group of elderly ladies gazing at Susan’s display as though they had just discovered buried treasure. They were generous in their praise and eager to hand over their money for as many bargains as they could carry. The attention drew in yet more customers and we were soon struggling to cope.

The writer uses the phrase ‘we were soon struggling to cope’ to show that ...

• they were busy as lots of people wanted the ceramics.
• they didn’t have much time left to sell the ceramics.
• the American tourists were making a lot of noise.
• they didn’t understand why people bought the ceramics.