Question

which is the best way to complete the text?

taking a good photograph of the moon at night can be ________ you may have better luck getting a clear image if you attach your camera to a tripod and choose a low iso setting, which decreases your cameras sensitivity to light.

challenging, but,

challenging; however,

challenging, or

Explanation:

Analyze the sentence structure

The text consists of two independent clauses:

1. "Taking a good photograph of the moon at night can be [blank]"
2. "you may have better luck getting a clear image if you attach your camera to a tripod and choose a low ISO setting..."

Both clauses can stand alone as complete sentences.

Evaluate the punctuation options

To connect two independent clauses, we must use proper punctuation to avoid a run-on sentence:

• "challenging, but," is incorrect because "but" is a coordinating conjunction. If used to connect two independent clauses, the comma should precede "but" (e.g., ", but"), not follow it.
• "challenging, or" is incorrect because "or" does not fit the contrastive relationship between the two clauses, and it would create a comma splice if used without proper structure.
• "challenging; however," is correct. A semicolon is used to link two independent clauses, and the conjunctive adverb "however" is followed by a comma to show contrast.

Answer:

• challenging, but,
• challenging; however, (Correct answer)
• challenging, or