Directions: In each of the following sentence there are three blank spaces. Below each sentence there are five options and each option consists of three words which can be filled up in the blanks in the sentence to make the sentence grammatically correct.

Cambridge University-led research has successfully _________ washable, stretchable and breathable electronic circuits into fabric. The textile electronic devices are based on low-cost, _________ printing of inks based on graphene, a 2D form of carbon. The fabrics developed are ___________ to wear and can survive up to 20 cycles in a typical washing machine, said researchers.