It seems to me he his computer right now, but i can’t be sure. a. might fix b. mustn't fix c. must fix d. might be fixing который из них?

D) might be fixing his computer

This part describes how 5 children(from previous installments) are trying to open the mysterious box was found on a beached ship. Nothing comes and they decide to drop it from the attic. From-for strong blow box with a loud noise open , but it attracts their uncle , who picks up a box of the children. Children pick up his box at any cost . Jimmy sneaks into his uncle's office until he is asleep and picks up a box. In the box the children find a few papers and a map of the treasure. In this map drawn dungeon , which is under the castle and at the end marked with the word bullion.They make a copy of the card and gently return the box in its place . The children decide to go on a treasure hunt yet no one found out about them. to be continued

This part describes how to 5 children (from previous parts) are trying to open a mysterious box found on the beached ship. They do not go out and they decide to throw her out of the attic. Because of a nasty blow box opens with a loud noise, but it attracts their uncle, who takes a box for children. Children pick up his box at any cost. Jimmy sneaks into his uncle's office while he sleeps and takes the box. The box children find some papers and treasure map. This map is drawn dungeon, which is under lock and key at the end of a word is marked slitki.Oni make a copy of the card and gently return the box in place. The children decide to go on a treasure hunt as yet no one knew about them. to be continued