An investor is trading in American Airlines stock. She follows the company closely and feels the following trade will be profitable. She takes a short position in a February $$35$ call on AA for $$1\mathrm{.}75$ and a long position in a May $$35$ AA call at $$2\mathrm{.}25.$ Each position is $100$ shares. How would we label this strategy?

Question $3$ options:

bear spread

calendar spread

bull spread

ratio spread